Have lice been spotted at school or in the neighborhood? Use Lice-Free Zone Leave-In Conditioner before the lice come home. Lice-Free Zone Leave-In Conditioner repels lice and other insects from your child's hair and scalp naturally with our unique blend of Tea Tree, Andiroba and Lavender oils. We also added Vitamin B-5 to hydrate and soften the hair. Works great on dry hair in the morning!