Tangerine Nakoma Rit powder dye is easy to use and it is a non-toxic powder dye ready to deliver vibrant colour to almost any type of fabric. Perfect for rejuvenating fabrics. Can be used in a washing machine, plastic container or stainless-steel sink. If dyeing fabric with 35% or more polyester, acrylic or acetate, use Rit DyeMore Synthetic Fibre Dye instead.