Goldwell Topchic Professional Hair Colour is the "Winner Of The Stylist Choice Award" for best professional hair colour. Achieve your target colour every time with Topchic. Topchic is the permanent alkaline hair colour for superb colour results. Infused with hydrolyzed wheat protein and panthenol to add strength and shine to hair. Impeccable quality. Durable colour. Get the desired effect. Accurate. Formulated with Colour Link, a patented technology that allows colour molecules to "link" together. Its Patented Penetration System ensures even pigment distribution from scalp to ends. Total coverage. Precision in measurement. Tools designed for predictability. All Goldwell hair colour is aligned with the Goldwell Master Palette. The Colour Depot System guarantees exact dispensing and mixing. Unique to Goldwell products. Exceptional results for you. Right on target. Must be used with Goldwell Measuring Bowl to dispense colour from canister.