Linicin Prevent Spray Linicin Prevent Spray is a head lice repellant that prevents head lice infestation in an effective & safe way. It makes your hair 'invisible' to head lice. Linicin Prevent Spray can be used on adults & children from the age of two. Linicin Prevent Spray is non-toxic & does not contain any insecticides so is safe to use every day during high risk periods. The spray is mild & colourless with a neutral scent; simply spray onto dry hair, no need to rinse out. One application is enough for a day at school or work (at least 7 hours) Specially formulated to prevent lice infestation Clinically proven Repellent spray based on plant extracts Demonstrated dermatological efficacy Awarded a rating of 'very good' for skin safety (confirmed by the BUS skin compatibility tests & by the Dermatest Medical Research Company) Easy to use No known allergens or insecticides Neutral scent & colourless Mild & non-toxic