DIY projects
start here:
https://www.instructables.com/Beginner-Tips-for-DIY-Wearable-Tech/
https://www.wearabletutorials.com/how-to-use-led-lights-for-wearables-beginners-guide/
https://www.instructables.com/Wearable-Tech-1-2/
https://www.instructables.com/circuits/wearables/projects/