Product Description COLDYE HOT 300g Black 1 piece 7,200 yen (tax included) An ECO dye that dyes deeply at high temperatures. For polyester, a deep color accelerator and heat dyeing are recommended. This is an ECO dye representing Miyako Dye, which does not contain hazardous designated chemical substances. Various fibers such as cotton, wool, and their blended products can be dyed deeply at high temperatures (85°C or higher). Polyester blended products will be dyed in light colors, so adding a separately sold deep color accelerator and heat dyeing while heating will result in a deeper color. Thank you for viewing.