Contains 22.56% DEET plus two additional repellents and synergists to provide outstanding repelling action. Unique valve system allows user to spray the product in any direction. Non-oily formula won't stain clothing. Repels mosquitoes, biting flies, chiggers, ticks and other flying insects including fleas exposed on skin. Repels mosquitoes which may carry diseases such as West Nile Virus and Encephalitis (St. Louis, Eastern equine, Western equine, LaCrosse, Cache Valley). Handy 8 oz. can is easy to carry.