Mosquitoes are attracted to lactic acid, a chemical found in sweat, so as you and your family become active, be sure to use OFF! Active bug repellent. It provides hours of protection for your active lifestyle, so you can keep living life your way. Protects against mosquitoes that may carry the Zika, Dengue, or West Nile virus, biting flies, gnats, ticks, chiggers, and fleas. It works on skin and clothing and is perfect for running, hiking, playing, and outdoor activities. Keep out of reach of children and pets. See the label for other precautions and usage directions. Product label may vary.