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Process

Ideation & sketches

"Design is a constant challenge to balance confort with luxe, the practical with the desirable" Donna Karan

At the beginning I did not know where to start, there were so many ideas in my head that I couldn’t focus and get down on paper. I still can't!.

After I made the planification of all the things to do and scheduled time and activities, it began to be clearer. One of the first things I started doing was sketching more and defying the different topics I was going to apply on my clothes. I'm definetly going to use 3D printing, computational couture, thermoforming for the scales, second hand clothes, wearables and hopefully some kombucha.

I haven't finish sketching but I have a little more clarity on what I want to achieve. Here are some sketches.

First scketches Scketch for the scale garment Scketch for the feathers garment

Final ilustration for the feathers garment Finla ilustration for the scales garment

To begin with, I started modelling the feathers that I wanted on a garment. I knew it was going to take time, and I had to do a lot of try-outs modelling in Rhino and printing in 3D.

First, I look at the work of Florencia Moyano's final project because she made some 3D printed feathers. It helped me understand the process a little bit. Her feathers were incredible!

An image of Florencia's feather

You can find all her documentation here:

Florencia Moyano

I also found some other feathers like the ones from Hannah Eikens, Billie Rubens and BarbMakesThings. I printed Hannah's and Ruben's feathers. BarbMakesThings design as well a feather holder but after I printed it I tried to put the feathers in but the holes are to thin and the feathers didn't fit. It was nide to print them as reference and they are really are nice, but I like more the ones I design.

You can find their documentation and files here and I show you the feathers as well:

Hannah Eikens Billie Rubens BarbMakesThings

An image of the feather I design and the ones from Billie Rubens and BarMakesThings An image of Hannah Eikens' feather, that could not print

Another important part of this ideation, was to find out information about embroidery and traditional symbolisms from mexican culture as I wanted to add some of them to my garments and maybe combine them with an japanese technique called Sashiko o Boro.

Looking for information about Queretaro's traditions specially on embroidery, I found a video of Amealco's artesan, Doña Josefina Pascual Cayetano, with whom I have worked many times before.

An image of a type of embroidery in black An image of another type of embroidery in different colors A photo of Doña Josefina an artesan fron Amealco, Queretaro, Mexico

Design & Fabrication

The journey began

I looked through internet to find different kinds of feathers and as well, some open-source work on feather to get inspired. I found some feathers

A group of different feathers for inspiration

"I could not find the name of the author"

Later on I found a OBJ file, at “cgtrader” that I liked. It is a Free 3D model. I like it but it was not for printing, it was only a model, but it helped me because I was able to use the center of the feather and it was perfect for starting modelling the feather per ce.

I drew each filament by itself because I wanted them to have its own shape, movement and personality. It took me a lot of time but at the same time I enjoyed it a lot. I did 3 different versions. The first, left one, is the one I downloaded, but it was not for printing. The second one from left to right, I made it, but I saturated it too much and the filaments looked nice, but in the moment that we printed the feather they glue all together. On the third one, I placed the filaments more separated and trying not to touch each other without placing to many.

Then I selected them all, except the center, and used the pipe command to make them thicker, but some of them got together and some not. After that I had to join the filaments with the center. I tried transforming the pipes into meshes and then by using the Boolean command try to join them but the program said that the command had failed. I send them to the printer, to see how they looked. This ones were printed with PLA

This was the result:

A picture of the first printed feathers

After with the help of Luis Hernández from the FabLab, we manage to model it on grasshopper and change some of the parameters and it work much better, so we printed a bigger feather with PLA and the result was very good, flexible, thin and with movement, but the problems was still that the filament joined together.

We decided to change some parameters on GrassHopper. Together we started to think about different improvements, like to reduce the number of filaments, leaving more space between them once more. When we thought we had finished, we found out there was an error on the top of the feather, but still, we send it to print to se the result, but this time with used transparent TPU. The parameters we used where:

Total Filament Model Filament Printing Time
2,51 g 0.84 m 41m 31s
Initial Layer Speed Small Perimeters Vertical Shell Speed Small Perimeter Threshold
15 mm/s 50% 80% 0%

The result was excellent!

A picture of the differnet steps taken on the modelling process A picture of the feathers modelled with GrassHopper A picture of the feathers on the printer software before sending it to print

A picture of the final feathers

Fabrication files:

[Feathers obj](uploads_files_2002188_Plumas.obj)
[Feathers Grasshopper](Feathers__2_.gh)
[Feathers](FP_Samples.zip)
[Feathers](Feathers.zip)
[Feathers](test_pluma_patricia.zip)
[Feathers by cgtrader.com ](https://www.cgtrader.com/free-3d-models/animal/bird/feather-014af18f-6a19-407a-911c-b6f85bbed1a6)

I calculated that for the garment I will need more or less 30 feathers, so we continue printing them. After 12 or 15 we started noticing that the feathers did not look the same, some were more thin and fragil, so we change the temperature and presume that because of the low temperature in the air the filament could have humidity, so we built a box, put the TPU filament in and then let it dry over the 3D printing table for 5 hours. After that we started printing again and the result was good again, but this problem cotinued after a few printed feathers we noticed that the problem continued with many broken and fragil feathers. So I took the filament home and left it near the heater during the weekend. Hopefully this strategy works better.

A picture of different failed feathers

A picture of the new parameter on the printer

Thanks to my mentors I was able to print other types of feathers as references and see the difference between them. I liked more mine, because I think they look more natural. I’m still thinking whether to use some of the others feathers on to the project.

Feathers references

Here is a video of one of the other feathers.

I needed to give the feather color because the only filament that we had available at University was a transparent TPU, so I decided to used some samples that had a missing part or had a printing error with natural dye, using pericón, pericón with ferro and cochineal, hoping that the pigment wouldl stick on to it because of the material irtself. For my surprise it did. The colors look nice but in a plain color only because I found it a little difficult to combine colors and get an even effect . Here are some examples and videos of me dying them.

Video Cochineal Bath

Video Pericón Bath

After having done that and that the feathers did absorved the natural pigments, I realized that they did not look as natural as they should. So I looked for some images of the quetzal bird, as it is my biggest inspiration. Most of the color thay you can find on the birds plumes arre green, blue, red and some browns. As this colors are difficult to obtain,I gave it a try with Chartpac markers of different colors. As they are made with oil, the paint sticked o was absorbed y the TPU of the feather and if you do it fast before the color dries, the colors mixed themselves and give a nice color gradient. Here are the results.

A picture of the different approaches painting the feathers

After the mid term presentation, some of the comments were that I should try to dye the feathers with natural ink, using ethenol. So I did. I looked through for recipes and gather all the ingredients.

Ingredients

- Ethanol 96%
- Natural base ingredients
- Measuring spoons
- A pot
- Salt
- Gum arabic (honey)
- Plates to place the ink

I need just a little bit of ink to try out, so I measured 2 tablespoons of ethanol, 1/4 spoon of honey and 1/4 spoon pf salt and three drops of food coloring and heated it just a little bit. Having the mixture still warm I place a feather on it. I got a nice green and blue color and I hanged them to dry. After a while I notice that the color had vanished. Meanwhile I tried to get a colored feather mixing blue, green and red so I place the mixture on three plates and warm it 30 sec on the microwave, because it was just a little bit of mixture and did the experiment. The result was quiet good, but by the time it dried the color was to lite, so I passed the feathers on the mixture again and the results were better. Once the feathers were dried, I notice that the TPU had metl in some places and got a rubber texture. I did not liked the result.

A picture of the results of the feathers painted with natural ink

Here some videos dying the feathers with natural ink

Bio-Resin Scales

I also started modelling the scales which I wanted them to thermoform with recycle PET or polystyrene for later be used with bio-resin. I model the scales in Rhino and used the array command to arranged them on a surface of no more than 24 * 24 because the thermoforming machine at the FabLab has that dimensions.

I printed the scales on a PLA filament on the 3D printer machine

Modelling the scales on Rhino Scales before printing them

Scales before printing them

Once I had all two plastic molds. I made the Bio-Resin to pour on them.

Recipe:

- 48 gms Grenetine
- 8 ml Glycerine
- 240 ml Water
- Pieces of natural cotton threads

Before I poured the bioresin on the molds I gather the cotton filaments of the textiles treads and placed them on each scale. Once I had them ready I started pouring the resin. On the concave mold it was easier fot the textile to kee in place and on the convex one was a little difficult.

Here is a video of me pouring the bioresin:

The results were quiet good, but I noticed that the concove ones did not had the effect I wanted and where to thin when they finished drying.

Result of the Bioresin scales

So I thought on trying cutting them with the laser machine and see whether they look better, all of the same size and shape. I made a flat piece of Bioresin with textiles of different colors on it and cut it on the laser machine.

Bio resin layer with different types of textiles Bio resin scales being cut

Another photo of the scales being cut Scales already cut

Final Bioresin scales cut in the laser machine

As this first try did work we decided to made more bioresin and cut more scales. This time we went to the Fab lsab a group of students. It was nice because for most of them it was their first time and the experience of watching the laser machine working and after they separated the scales one by one.

The parameters we used were:

Speed Power
1000 mm/min 45%

Students gather around the laser cutter machine Students separating all the cutted scales and gathering them on a plastic bag for later use.

Fabrication Files:

Scales laser cut file

OS Circular Fashion

Another approach I wanted to take on my final project had to do with OS Circular Fashion. At first, I wanted to make some patterns on the garment that could change of size and adapt to different bodies and one of my inspirations was Porpla. She did an amazing pattern, and I thought about doing that, but I had a problem I was going to use recycle cloths od second hand, so I ‘s difficult to have a big surface to do thar, so I thought on another solution

A picture of the development that made Porpla for her modular patterns and some inspiration that she found too

You can see her documentation here:

Pattaraporn Kittisapkajon

At this moment I wasn’t sure what to do but I looked through some Kirigami’s books and my idea change and decided to design three different simple patterns and see how they looked. Because I wanted to simulate the scales but at the same time reflect movement and structure. The samples are small not at the size needed.

One is a space with different lines cut horizontally that you can weave in different ways and get an irregular pattern. Another is similar to the other, but the difference consists on having the lines with the form of an arrow, but not too deep the triangle, so you can begin to turn one over the next and in that way you can forma a texture, volume and cavities.

A small samples of Kirigami for the scales

Another approached I had was making a kind of romboide but with the edges circular. Each piece has some cuts to be able to assemble them together and form a pattern all together and create a textile that you can sew on the garment later on. An example image:

A small samples of Kirigami for creating a textile

Fabrication files:

Kirigami Modules

With the same files I scale the objects to cut them bigger and in the Kirigami Modules I cut them this time with the recycle demin and for that I had to scale them too. Once I had made the changes I send the file to the laser cutter and cut the pieces.

A small samples of Kirigami for creating a textile wirh demin

And for the stripes, First I glued two textiles together, one side with blue wool and the other with black cotton textile. I used a special glue for textiles. It was the first time I used it so I was not sure whether it would work. For my surprise it did work, but I do think I need to put a little more glue all around the textile.

After that I cut the textile on the laser cutter and sew it turning the stripes one by one and keeping eye on getting stripe with stripe together. I really liked the result.

Double textile cut with stripe to form a serpent type of texture

Recycle clothing

As the final goal is to make sustainable garments I started to ask for clothes that the people wanted to donate for the purpose of my project. I have already a lot of denim clothes and I got a linen purple tablecloth that I needed to dye.

A picture of all the second hand clothes

For the tablecloth I wanted to dye it naturally, but my biggest problem was the original color of it which was purple. Therefore, I had to look for a biodegradable dyeinstead od a natural bath and I found it. I prepared all the dye solutions and once it was ready I poured the tablecloth, and some natural tread wool that I had left from another project. I left it for an hour on the bath as the instructions of the product said, and pour in it a cup of salt to fix the color.

The result was very good.

A picture of the table cloth and the wool on the bath A picture of the final result

I still don’t know whether the donated clothes will be enough, but we will cut them as soon as posible and start making the patchwork.

Colaboration with the students

I am very enthusiastic and looking foward to start colaborating with the students. I have asked the directors of the different Design areas, to lend me some of their students to get involved with the project and collaborate with me, and during this week they are going to give me the sudents name. This will help me gather them together, explain the project and ask them to get involve and exchange ideas and reflexions. Because the semester has just started I need to wait to settle all down. Hopefully by the end of the week I will have there names.

After a while I finally got the names of the ten student with whom I am going to be working. They are students from Graphic Design, Industrial Design and Fashion Design.

We were able to get together and the first activity we did was to present themselves to get to know each other and then I explained to them the project and the importance of it. I asked them to make a fast reseach about the dragons around the world, specially Quetzalcoatl and extracted some words that they thought where important for the project. Once they had them, they made a map mind. I did took a video, but the sound is not very clear and the transcription was not available.

A picture of the final result

We started cutting the recycle clothes and continue painting the feathers.

All the students commited to the project and worked in different activities,they got to know each other and share experiences and knowledge.

Wearables

For the wearables we want to adapt a sensor circuit in both garments for them to light up when they get together and light out when they were apart.

As the project is in collaboration with the students and they do not know about electronics, A professor from Multimedia Design will be helping us to lead hte students step by step. I be able to acomplished that I started trying simple circuits, the first one was with the proximetor sensor and the second one was with the ultrasonic sensor.

My first attempt with the proximeter sensor did work and the parameters change when ever I turn it to one side or the other.

Using a proximeter as a first approach

The code was correct and the compilation as well, it did work.

Then I used the ultrasonic sensor the first attempt was not effective, it did not detect the proximity of an object. I noticed that I was connecting it wrong. I fixed the problem and the sensor worked perfectly. I tried it with the Arduino Uno and with the FabriXIAO, I had the same problem, but in this case the problem was that I had to connect the cables to the analog points and when I did the cahnges it work just find.

First approach with the ultrasonic sensor and the Arduino UNO First approach with the ultrasonic sensor and the FabriXIAO

My Mid-Term presentation

Making the garments

Once the samples where tried on and did work, the next step was to selected the recycle denim cuts that we had and interfaced them for better resistance and to give boy to each piece. Once we did that we when to the FabLab to cut the pieces. We scales the module in two sizes, one for the front yokes and a bigger one for the back yoke.

Assemble of the Kirigami cuttings for the back yoke Assemble of the Kirigami cuttings for the front yoke Back of the assemble with the interfacing added to each piece

Final Kirigami front yoke  cuttings for the front yoke Final Kirigami back yoke  cuttings for the front yoke

After having all the Kirigamies together we interfaced the pieces again to secure the modules and prevent fot them getting apart.

For the other garment We wanted to represent the wind, so at first Ana Sofía studying Industrial Design, offered to draw some ideas of the wind blowing thinking on the movement we wanted to achived on the Coalt garment. Here is an image of here work.

 An image of the simulation of the wind blowing

At the end the students decide to cut the pieces directly on the left overs of the reusable demin we had. So we did. we started thinking on how to cut the rest of the jacket making a patwork that resembled the movement of the wind and the water, so we made some sketches and after having some we started to cut the on paper and then on the garment mixing colors and textures.

A image of the process of assembling the jacket with the patchwork

While some of the student continue with the sewing of the demin jacket, we started with the other garment. First we needed to cut the pieces of the garment and then in order to get tho double coloured textile We need to glue them together with an spay adhesive specially for textile.

After having the double colour textile we went to the FabLab to cut the stripes on the back of the garment. Then we started sewing the stipes turning them and gathering all together on the center for getting a serpent scale effect. Here is an image of the process.

A image of the process of assembling the black coat with the stripes on the back

Continue with the process

The black garment was not that difficult because it is a more structure garment. The demin one on the other hand was complicated because we need to asseble a lot of pieces, but we manage to do it. We worked all together making decisions of what color use and where to place it and the use of the aprons on the jacket.

Picture of the scale garment nearly finish, just missing the scales, the t-shirt and the embroidery Picture of the demin garment nearly finish, just missing the feathers, the t-shirt and the embroidery

Both garments are mostly ready, but the embroidery and the graphics on the t-shirts are missing. Let´s get started!

For the graphics, Natalia, a Graphic Design student is working on creating something simple in black for the white shirt and she is showing us different approaches for us to decide which one to use on it. Here is some of her work.

We had already the 3D sublimated graphic printed for the black scale garment, so I tried to to iron it on the shirt. I used a wax paper to prevent the plastic fron sticking to the iron. It worked, but the problem was that the 3D piece was to thick and needed to much heat to metl into the shirt with out deforming or changing the color. At first it looked nice but suddenly it got dark and I panic and before it dried I pull it out of the shirt.

 3D sublimated graphic on a t-shirt  3D sublimating graphic melt on the shirt

Embroidering the garments

For the embroidery process we decided first to print some samples of Sashiko and Otomies embroidery. The Sashiko one was going to be used only as a guide, therefore we trace with a chalk the forms on the garment and with different tread colors we started embroidering the jacket.

The Otomi one was for the black garment and because it is difficult to trace on black, we tried to transfered the typical flowers with a tracing paper, special fot textile called "Clover Chacopy". We tried and tried with different colors to mark the design but we were not able to see it even though we pressed the pencil firmly.

An example of the failure trace of the otomi embroidery on the garment

As this approached was not successful I had to buy a stick water soluble paper stabilizer which is printable. I did not know about the existance of it until a textile teacher told me. I printed the samples on the soluble paper and sticked them on the garment and we started embroidering it. It is not and easy job, but we are going to manage and finish on time.

A image of the process of assembling the black coat with the stipes on the back A picture of one of the students learning how to make the otomi embroidery

Video of MariGaby embroidering the black garment.*

We placed the feathers over the demin jacket to see how would they look. We know we will have to make a shoulder pad to place all the circuit and the feathers together, but at least we can have an idea and this is the result.

An example of how the feathers will look on the demin jacket An example of how the feathers will look on the demin jacket from another angle

Developing of the wearables

Regarding to the development of the electronic circuit for the garments. I have been making different approaches. I try with three leds. I wanted them to make a fading according with the meters that the proximity sensor captured. I tried several times and nothing. I asked ChatGTP for help and I noticed that my connections where correct and after many effortless tries I discoverd together with Luis Hernández from the FabLab that my board was not transmiting the signal. After changing the board, I manage to get it done with the Arduino, but with the FabriXIAO and the Lilypad was not possible, either it measured the length or the fading of the leds.

Circuit:

A image of the circuit of the three LEDS try with the ultrasonic sensor on the Arduino A image of the circuit in Tinkercat of the three LEDS try with the ultrasonic sensor on the Arduino

A image of the components and the alignment of the three LEDS and the ultrasonic sensor on the Arduino

I decided to tried again the circuit, this time I checked all the connections to discard any anomaly. I tried it again using s FabirXIAO SP2440. At first only two LEDs lighten up, together with Luis my teacher at the Fablab, checked them all and we noticed that one LED was not connected correctly. We fixed the problem and "Voila" It worked and the fading on the Leds where great.

A image of the circuit of the three LEDS with the XIAO working only two LEDs A image of the circuit with the three LEDS and the ultrasonic sensor with the XIAO

Then I tried to uploading the same code but with the Lilypad. Obviously I changed the connections because the pines usually change according to the disposal used at the time. After uploading the code, I noticed that the LEDs did not light up as much as on the XIAO and we realiced that we needed a 5V battery because the Ultrasonic sensor works with 5V and the Lillipad only gives 3V. After that I looked for another form of connecting. Luckly I found a SEEED Studio XIAO ESP32C3.

Thinking on the way of connecting both to the garments I noticed that my fabriXIAO I could sew it to the garment, but the XIAO ESP32C3, couldn´t so with Luis's helped me because he has much more knowledge about electronics and he created a holder. I still do not understand correctly its function, but here is a video of the first process to get to it done.

A image of the holder for the XIAO ESP32C3

After havinf tried the last circuits I cut 5 Neopixels and I tried the same circuit but adding two more, because I wanted to add 5 lines of neopixels to each shoulder pad. I tried them in both XIAOs, the SEEED XIAO RP2440 and the SEEED XIAO ESP32C3 and connected them to the ultrasonic sensor.

A image of the neopixels connected to the ultrasonic sensor A image of the neopixels lines connected on the garments

The students got involved and here is a student learning to sold the solder wire to a neopixel

Video of them working without the scales and the feathers

I had a problem after I finished solding the neopixels to the demin garment because something happened and the lights did not work and I was not able to discover the problem before the photo shooting sesion. Thats way only one of the garments, only the black one, the Quetzal worked. I show you with a video, how the ultrasonic sensor worked and the lights lighten up gradually as we approached to the model.

Fabrication files:

[Fading circuit for a XIAO](XIAO_3_Leds.ino)
[A circuit of three LEDs and a Ultrasonic sensor for Arduino](3_leds_try.ino)
[A circuit of three LEDs and the Ultrasonic sensor for a Lillipad ](Lilipad_3Leds_Sensor.ino)
[Creating a holder -barrenos- for the XIAO ESP32C3 ](barrenos_paty.rol)
[Creating a holder -contornos- for the XIAO ESP32C3 ](contornos_paty.rol)
[Creating a holder -pistas- for the XIAO ESP32C3 ](pistas_paty.rol)
[Final circuit for the neopixels on the shoulder pads with the XIAO RP2440](Codigo_maestro.ino)
[Final circuit for the neopixels on the shoulder pads with the XIAO ESP32C3](Codigo_Maestro_XIAOESP32C3.ino)

Shoulder Pads and Frets

In order to be able to locate the leds on the shoulders without damaging the garment, we decided to termoformed some PET shoulder pads manually. First we model the pads on paper over a mannequin shoulder, then modelled on Ilustrator and send the file to the laser machine to cut them on a recycle PET sheet. After that we used a heat pistol so the shoulder pads would fit the mannequin's shoulder.

A picture of the process of forming the Shoulder Pads

Fabrication files:

[Final frets](grecas_terminadas.obj)
[Final Frets](grecas_terminadas.dxf)
[The file for the shoulder pads of recycle PET](Pieza2_paty.DXF)

Final Garments

After a lot of work, we are getting closer to the end of the course and near to the photo shooting sesion. All the students are working together with me to finish the garments, some are making the embroidery for both garments

Camila a student from Industrial Design, developed the frets on Rhino. At the beginning the frets were ment to be made with bio material with grenetin and mandarine peals, but I could not get it to be flexible enough.

A image of final hard bio material

I could not had time to try the biomaterial with agar agar, because the only day available for the Photo Studio was so near that the biomaterial was not going to be dry. So I had at home some balsa wood left overs of an old work I did so I decided to make the frets with it and make small holes for us to gather them to the black pants.

A image of the frets modeled on Rhino

Mentoring notes

•   add colors to the feathers (you can also pause the filament half way and change color to have some shades)
•   any legends to be used as starting point? Search for both cultures
•   craftsmanship from Mexico and Japan - prioritize processes 
•   laser cut templates also focused on this technique https://it.pinterest.com/pin/308918855669557600/
•   https://www.youtube.com/channel/UCraGC2n7qN31FlQSvXYI0JA sashiko
•   Wow wearables https://www.theguardian.com/world/gallery/2022/sep/29/fashion-statement-the-2022-world-of-wearableart-preview-show-in-pictures
•   https://www.4tu.nl/du/projects/FabulousFeathers/
•   https://fullcontrol.xyz/#/models
•   https://japan-avenue.com/blogs/japan/japanese-dragon
•   PinterestPin by Cristal Woodruff on My Style | Fashion design patterns, Clothes design, Fashion costume. 
•   https://www.turtlestitch.org
Fabrication Process? https://www.grasshopper3d.com/group/silkworm?overrideMobileRedirect=1 ?
•   https://www.variableseams.com/?utm_source=ig&utm_medium=social&utm_content=link_in_bio&fbclid=PAZXh0bgNhZW0CMTEAc3J0YwZhcHBfaWQMMjU2MjgxMDQwNTU4AAGnmOOzIXgD81kjzqKyYN18m1nLd5Wt9e6thdQlpE45D17QPG6Pv_a5NxGUypU_aem_oKSXMNxu1wf3vNsq2sIU2w
•   https://www.bridgesmathart.org/b2025/bridges-2025-program/
•   https://archive.bridgesmathart.org/2025/bridges2025-2.pdf
•   Parametric design in tinker cat
•   For the patter making also Seemly 2D https://vimeo.com/467341802 https://wiki.seamly.io/wiki/User_Manual/en#SeamlyMe_User_Manual