6 fl. oz. aerosol can. Tick and insect repellent-Wilderness formula. Active ingredient 30% DEET offers an extremely high level of protection against mosquitoes, ticks, flies, chiggers, fleas and no-see-ums. Effectively repels insects that may carry West Nile Virus, Easter Equine Encephalitis, Lyme Disease, Malaria and other serious diseases.