The TropiClean Natural Flea & Tick Spot On Treatment for Cats is a full body, water resistant repellant that effectively protects and defends against irritating fleas, ticks and mosquitoes. The solution is made with natural active ingredients, cedarwood and peppermint oils, and leaves a fresh scent. The product is safe when used as directed on cats 4 months and older. It includes three applicators for easy application. One applicator per treatment kills and repels fleas & ticks for up to 1 month and repels mosquitoes for up to 7 days.