Fujibo Thermochromic Yarn
Thermochromic Yarn is the yarn that developed by Fujibo Holdings, Inc., which respond to temperature and change color. There are various changing colors can be arranged for.

The changing color can be set in the range from -10℃ to 60℃, and the precision of thermochromic is range from -3℃ to +3℃ of setting temperature. With Thermochromism, the basic yarn colour will usually change into a darker colour in a low temperature, vice versa. To stabilized its performance, you may avoid Yarns exposing to sunlight and UV light directly, the best performance of this yarn would be one season.