Dylon Multi-Purpose Dye is a hot water dye for use at the simmer. It is specially formulated for dyeing nylon and garments containing Lycra elastane as well a natural fabrics like cotton linen viscose wool and silk. One sachet of Multi-Purpose Dye will treat up to 250g/8oz dry weight of fabric. Dylon Multi-Purpose Dye can also be used to dye a variety of craft and decorative items such as feathers raffia plastic buttons and wooden items. See inside pack for full dyeing instructions.