Be confident whilst exploring without worrying about a mosquito attack.the active ingredient pmd citriodiol is derived from the oil of the eucalyptus citriodora tree, which is a natural and renewable resource grown in several parts of the world.each application provides up to 8 hours of protection from biting mosquitoes and is suitable for use on children over 6 months of age.the natural mosquito repellent from lifesystems has been proven by scientific research to repel mosquitoes, as well as midges, gnats and ticks.contains 40% pmd citriodiolprotects from mosquitoes, midges, gnats and ticksdurable aluminium bottle with leak proof pump sprayduke of edinburgh recommended kitsuitable for use on children over 6 months of agesize 100ml