- DR. SEA ultra shine mask with biotin and collagen, designed to repair and protect colored hair - Maintains vibrant color and reinforces hair structure, ideal for damaged hair - Biotin strengthens the roots and stimulates growth, improving hair density - Collagen provides elasticity, softness, and a natural shine without weighing hair down - Deep hydration with ingredients like avocado, aloe vera, and shea butter - Silicone-free and SLS/SLES-free formula, lightweight texture that leaves hair flexible and easy to style - Perfect for those looking to restore vitality and shine to colored hair