RepelĀ® Insect Repellent Mosquito Wipes uses a 30% DEET concentration to give up to 10 hours of protection against mosquitoes, ticks, chiggers, and biting flies. Repels mosquitoes that may transmit Chikungunya virus, Zika virus, Dengue virus, and West Nile virus. The flexible pouch is ideal for backpackers, hunters, and fisherman while allowing a controlled application.