Not so fun fact: Sweating releases lactic acid, a natural chemical that attracts mosquitoes. OFF! Active Sweat-Resistant Insect-Repellent Aerosol Spray provides sweat-resistant protection so you and your loved ones can continue being active without worrying about bites.Manufacturer model #: 334667. Sweat-resistant protection from mosquitoes for active bodies and lifestyles Aerosol spray provides easy application via continuous sweeping motion Formulated with 15% DEET for up to 6 hours of protection against mosquitoes Repels mosquitos that may carry the Zika or Dengue virus Repels mosquitos that may carry the West Nile virus Protects against mosquitoes, biting flies, gnats, ticks, chiggers, and fleas