OFF! Explore Insect Repellent Refills Protects against mosquitoes, ticks, biting flies, chiggers, fleas, gnats and no-see-ums Accessible, refillable, portable personal repellent Attaches securely to gear For active outdoor adventures like hiking, fishing, hunting, camping, and backpacking Formulated with 25% DEET -provides up to 8 hours of protection against mosquitoes