The longest-lasting insect repellent on the market.  Provides up to 12 hours of protection from mosquitoes, midges and other biting insects. 3M Ultrathon cream is resistant to sweat and moisture to ensure enduring protection from biting flies, chiggers, deer flies, fleas and stable flies. It repels deer ticks that may carry Lyme Disease and mosquitos that may carry the West Nile Virus. Contains Deet of 34.34% . It lasts up to 12 hours.  It is called splash & sweat resistant. 2 oz tube.