Another Scientifically Proven Creation Of Professor Mehlhorn That Lice Cannot Become Resistant To. A Preventive Spray To Give Protection To Families And Pupils When The Lice Are About In The Home Or School. Protects For At Least 7 Hours (During The School Day). Contains No Allergenic Substances, Natural Formula, No Insecticides. Odourless To Humans And Mild On The Skin.
