OFF! Deep Woods Insect Repellent V provides long-lasting DEET spray protection against biting insects such as mosquitoes, black flies, sand flies, chiggers, gnats, and ticks, including those that may transmit Lyme disease. It also repels fleas and no-see-ums. This 25% DEET aerosol mosquito spray ensures easy application, so you can keep living life your way, repel mosquitoes, and enjoy the outdoors uninterrupted.