This deeply restorative, moisturizing hair mask for dehydrated hair or medium to coarse hair types is formulated with Biomimetic Cuticle Technology to lock in intense hydration and strength and seal hair cuticles for up to 5 washes to prevent moisture loss. This hydrating hair mask instantly reduces and protects against breakage up to 5 washes while delivering shine and all-day frizz control. How to use: After shampooing, apply mask Generously to wet hair, focusing on mid-lengths to ends. Leave on for 3-5 minutes, then rinse well. For best results, use weekly in place of conditioner.