The Sawyer Premium Clothing Insect Treatment Aerosol is designed to be applied to clothing, tents, and other outdoor gear to give you a solid shield of insect protection. Not only does Sawyer Premium Clothing Insect Treatment Aerosol repel insects, but it will actually kill ticks, mosquitoes, chiggers, mites and more than 55 other kinds of insects as well. Aerosol applications can last up to 6 washings so you can take multiple trips without having to apply every time. Sawyer Premium Clothing Insect Treatment Aerosol contains Permethrin as its active ingredient and is odorless when dry. During the drying process it tightly bonds with the fibers of the treated garment. Sawyer Premium Clothing Insect Treatment Aerosol will not stain or damage clothing, fabrics, plastics, finished surfaces, or any of your outdoor gear.