Not only does this product repel insects, it will actually kill ticks, mosquitoes, chiggers, mites and more than 55 other kinds of insects. Permethrin is odorless when dry. 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. Aerosol applications can last up to six weeks and through several washings. 6 oz.