Unique, innovative premium fabric. Perfectly matched fabric composition. The material is very soft, does not wrinkle, does not pilling, does not stretch, perfectly holds its shape. Cotton knitted fabric is combined with thermochromic pigment, due to which it changes color from heat. Color change occurs at high temperature, may depend on external factors, to start the material to work, we recommend to iron the material from the wrong side. It does not require cashcord (cuffs and collar are made of the same material);