Ideal for animal hair fibers such as wool and mohair, as well as silk and nylon, Jacquard Acid Dyes produce the brightest, most brilliant colors possible. - Jacquard Acid Dye Starter SetAcid Dye Kit, 5PC STARTER SET - Get started with four essential colors that can be mixed to produce practically any color in the spectrum. The set includes four 0.5 oz (14 g) jars of dye powder in Sun Yellow, Hot Fuchsia, Turquoise, and Jet Black, a 1 lb (0.45 kg) bag of citric acid dye fixer, and an acid dye color wheel mixing chart.