Shea Moisture’s Jamaican Black Caster Oil Strengthen & Restore Hair Masque Packette nourishes & renews natural, chemically processed or heat styled hair. After shampooing, apply a generous amount of the strengthening masque from root to ends. Pay particular attention to hair ends. Comb through for even distribution. Place a plastic cap over hair and sit under a warm dryer for 10-15 minutes. May be left on hair for up to an hour without heat. Rinse thoroughly. Style as usual.