Schwarzkopf Keratin Color Permanent Hair Dye Color Cream, 4.6 Intense Cocoa - Professionally-inspired hair color for women. This permanent hair dye provides rich, striking color on all hair textures - with minimal damage. The Keratin hair color formula was developed with professionals to provide professional-quality hair color and brilliant shine. In addition, our 3-step Bond Enforcing System creates bonds and strengthens your hair, leaving your hair 5x stronger after coloring. Keratin Color also reduces frizz by providing humidity resistance for 72 hours. Our pre-color serum containing Vitamin B6 and Collagen, primes the hair. We recommend repeating the application of the hair dye in tube every 4 weeks for even color from root to tip. Established in 1898, Schwarzkopf has 125+ years of hair expertise, providing salon inspired hair color at home. The product benefits at a glance: Leaves hair 5x strongerLong-lasting color & root touch upPre-color serum with vitamin B6 and collagenSuitable for all hair texturesColor: 4.6 Intense Cocoa Against combing breakage on damaged hair vs. untreated Against combing breakage on damaged hair vs. a non-conditioning shampoo vs. untreated hair in high humidity conditions