Redken Acidic Bonding Concentrate 5 Minute Mask 250ml is a deep conditioning hair mask designed for all hair types and textures to immediately revive hair from damage and achieve healthier looking and feeling hair. Features: 16% conditioning care complex for 72hrs of hydration** 3 x stronger hair* 14 x better detangling * Shine for 3 days** Achieve healthier looking and feeling hair