Ultrathon Insect Repellent 2 oz Contains 33% DEET in a controlled-release polymer Moisture resistant - lasts through splashes, perspiration, and rain Used by the U.S. military because of its effectiveness Effective against biting flies, gnats, chiggers, and fleas Also repels terrestrial leeches in tropical areas where the pest occurs Comes in a 2 oz. lotion, which will last one person for 2 weeks if applying it daily to face, neck, and hands only