CurlyKids Deep Conditioner This incredible deep conditioner infuses hair with fast absorbing, vital moisture, and nutrients. Your child's hair will be noticeably softer and healthier with each use. Apply generously to clean, just washed hair. Leave in for five or more minutes and rinse clean. Maximum Moisture and ManageabilityWithout Feeling Sticky or Greasy! CurlyKids doesn't use petrolatum, mineral oil, sulfates, or paraben.