With the Sawyer Permethrin Treatment Pack for Clothing, buzzing, biting, annoying insects will practically disappear when you come around. Developed in cooperation with the U.S. Military, universities, government agencies and more, this odorless clothing treatment has been field-proven to repel and even kill ticks, mosquitos, chiggers, mites, and over 55 other kinds of insects. Its active ingredient, Permethrin, is a synthetic molecule that's totally nontoxic to humans, and it's similar to those found in natural pyrethrum, which is taken from the chrysanthemum flower. This kit contains 6 single-application bottles that can be sprayed on outdoor clothing, tents, gear bags, whatever gear you need. When it dries, the Sawyer Permethrin insect repellent bonds with the fibers of the fabric and lasts up to 6 washings before losing its effectiveness. Manufacturer model #: SP645. Odorless clothing treatment repels and even kills buzzing, biting insects Repels ticks, mosquitos, chiggers, mites, and over 55 other kinds of insects Permethrin the active ingredient is totally nontoxic to humans Works on outdoor clothing, tents, gear bags, and more Treatment bonds with the fibers of the fabric Lasts up to 6 washings before losing effectiveness Includes 6 single-application bottles