Goldwell Topchic Cream Developer Lotion 6% 20 Volume Coloration 32 Ounce 946 Milliliters Goldwell Topchic Professional Hair Color helps in achieving your target color every time you want; the permanent alkaline hair color for superb color results. Infused with hydrolyzed wheat protein and panthenol to add strength and shine to hair. Impeccable quality. Durable color.