LED Yarn: An Invitation from TTRI

Taiwan Textile Research Institute (TTRI) cooperated with the electronics industry to successfully devise a new product called LED yarn. Flexible, linear, washable, and sewable on fabric, LED yarn presents a breakthrough in current LED technology. As a leading creative thinker, PEGA D&E was honored to be invited by TTRI to develop new possible applications for the reinvention.

Market Research

The team first considered various possible uses for LED yarn, including but not limited to functional and atmospheric lighting, alerting signals, toys, and accessories. After investigating market trends and LED yarn's distinct qualities, the team proposed the design of an LED bike coat named Light Fairy. Cycling has become a recent popular sport in Taiwan, and the LED lighting can aptly serve as warning signals for cyclists.



  • The LED yarn improves the safety for cyclists, especially at dark.