Highly versatile, Rit ProLine Powder Dye can dye a vast range of fabrics and materials. Use it on natural and synthetic materials, including cotton, linen, silk, wool, rayon, ramie, nylon, polyester, acrylic, acetate, and some plastics. Dye apparel, create costumes and cosplays, and use it for 3-D printing, coloring concrete, and more. It’s also great for dyeing industrial textiles, such as carpet patchwork, and jumpsuits and uniforms for corporate, correctional, and governmental institutions. It can even dye wood, wicker, paper, and cork. High-quality, consistent, and effective, ProLine is a non-toxic, safe, powdered formulation. It contains a mix of direct, acid, and disperse dyes. The 1 lb bags of dye color 16 lb (approximately 48 yds) of fabric or other material.