OFF! Deep Woods Sportsmen Towelettes are formulated with 25% DEET, and protect against ticks, biting flies, gnats, and chiggers, and mosquitoes that may carry the Zika, Dengue, or West Nile virus. Each box includes 12 individually wrapped Towelettes that are portable and easy to use. These mosquito wipes provides long-lasting protection for up to 8 hours, so that you can keep living life your way. Keep out of reach of children and pets. See the label for other precautions and usage directions.