Living proof Perfect hair Day Night Cap Perfector is the ultimate beauty sleep for your hair. This easy-to-use solution gives you one week of shiny, vibrant and more manageable hair overnight. Weightless, fast-absorbing and pillow-safe, this perfector is suitable for all hair types. How to use: Apply to damp or dry hair before bed. Start with 2-3 pumps. Spread product between your hands then evenly distribute from root to tip, focusing on the ends. Use more depending on hair thickness or length. Comb through and leave on overnight. Style or wash out in the morning. Use as often as needed.Living proof