For 100 years, customers have relied on Rit to rejuvenate old garments, change the colour of their clothing and accessories, coordinate home decor, hide laundry accidents and more, Plus, mix dyes to create more than 500 additional colours. Create something custom and unique with an ombre, dip-dyed, shibori or tie-dye pattern. Rit Dye will work on cotton, linen, silk, wool, ramie, rayon, nylon, wood, wicker, paper, feathers, cork, some plastic and fabric blends that do not contain more than 35% polyester. Does not dye 100% polyester, acetate or acrylic, fiberglass, spandex and metallic fibers as well a items with rubber backings (bath mats or throw rugs). Instead, use Rit DyeMore for Synthetic Fibers. Use Rit with a washing machine, plastic bucket, stainless steel sink or pot.