Thermochromic dyes: Smart textiles: Heat Reactive Jacket by Stone Island, a tracksuit top which changes colour from black to green/ blue once it has reached 27 degrees. The fabric that is cotton nylon with thermosentive liquid crystals that react to heat.
Stone Island Poly Cover Composite - Hooded jacket in a Poly Cover Composite, a matte, colorless and opaque two-component water and wind resistant film. The special garment dyeing technique colors the film without affecting its transparency. This very spec