Sawyer® Permethrin Premium Insect Repellent Aerosol Spray is an odorless repellent for clothing and materials such as tents, sleeping bags, and gear bags. It repels and kills ticks, mosquitoes, chiggers, and mites. The active ingredient permethrin is a contact insecticide which is nontoxic to humans. A single application lasts up to 6 wash cycles. 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. Made in USA. Odorless repellent for clothing, tents, sleeping bags and gear bags; Lasts up to 6 wash cycles; Repels and kills ticks, mosquitoes, chiggers, and mites; Active ingredient permethrin nontoxic to humans;