■ Type: Low Temperature Dyeing Aids (BESTCOLOR Best Color Series) ■ Suitable Material: Cotton, Linen, Rayon. ■ Fastener: Best fix sold separately. ■ Fabric weight that can be dyed per piece: 17.6 oz (500 g) for 4 T-shirts. Authentic dye brand "BESTCOLOR" series. This is the best cold cotton linen rayon. Simply add it to your vest color and quickly get your water dye dye in a short time. An aid that can be dyed without heating equipment such as electric heating or gas. After melting the best color in boiling water, add water, mix the best cold before dying. Use regular high temperature dyeing only navy blue. If you use the best fix (sold separately) after dyeing it will increase the color fastness (washing fastness).