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.