Repel 6.5 oz. Aerosol Mosquito Repellent. It has a 40% DEET concentration and provides up to 8 hours of protection from mosquitoes. It also repels ticks, biting flies, gnats, chiggers, fleas, and no-see-ums. The long-lasting, non-greasy formula provides exceptional effective protection. This easy-to-use aerosol spray stores nicely with outdoor gear or in your backpack. Take everywhere for effective, long-lasting protection.