Mosi guard natural insect repellent spray extra is a powerful natural insect repellent recommended for adults and children from 6 months for use in high and low risk areas where malaria and other insect transmitted diseases are present with extra strength for 10 hours protection and easy pump spray application it39s just as effective as synthetic repellents and also kind to your skin the active ingredient comes from a botanical oil found in the leaves of the eucalyptus citriodora tr