Sawyer Permethrin Pump Clothing and Gear Insect Repellent - Sawyer Clothing repellent offers superior protection from disease-carrying biting insects. The active ingredient, Permethrin, not only repels insects, but will actually kill them on contact. Sawyer Permethrin insect repellents are for use with clothing, tents, and other gear. A single application lasts 6 washings. Permethrin is odorless when dry, and during the drying process, it tightly bonds with the fibers of the treated garment. It will not stain or damage clothing, fabrics, plastics, finished surfaces, or any of your outdoor gear. Comes with a triger sprayer for large jobs. 24 fl. oz. bottle Safe on synthetic fabrics Lasts up to 6 washes Works on all biting insects