Cutter Backwoods Dry Insect Repellent, Aerosol, 4-ounce REPELS MOSQUITOES UP TO 10 HOURS: Formula contains 25 percent DEET. SWEAT RESISTANT: Wont sweat off  lets you be active in the outdoors even in warm, humid conditions. DRY FEEL: Spray feels dry and clean on skin, not stiff or sticky. REPELS MOSQUITOES, TICKS, GNATS, BITING FLIES, CHIGGERS & FLEAS: Create a barrier against annoying bugs that can spoil the outdoors. REPELS A VARIETY OF MOSQUITOES: Effective against mosquitoes that may transmit the Zika, West Nile, Dengue and Chikungunya viruses.