HEALTH & BEAUTY HAIR COLOR & DEVELOPER WELLA Weight: 55GM. Introducing the WELLA KOLESTON HAIRLCOLOR 302 BLACK 50ML. This hair color is a permanent, intense black that looks great on all hair types. The formula contains premium ingredients to create a deep, rich black color with minimal damage. The result is beautiful, glossy hair that retains its vibrancy and shine for weeks without excessive upkeep. WELLA KOLESTON HAIR COLOR 302 BLACK has raw, unprocessed quality hair that is color-treated in a natural way. This results in a " healthy scalp " with great coverage and shine. Your hair will be manageable, easy to style and last up to 3 weeks without fading or turning brassy.