Salerm Cosmetics 21 Silk Protein Leave-in Conditioner is a nourishing hair treatment designed to leave your hair soft and manageable. This leave-in conditioner is formulated with silk proteins to help repair and protect hair from damage. It is suitable for all hair types and can be used on damp or dry hair. For best results, apply a small amount to the mid-lengths and ends of your hair and comb through. Do not rinse. Enjoy smoother, silkier hair with regular use.