For use on clothing, tents, sleeping bags, and other outdoor gear, Sawyer Permethrin is more than just an insect repellent it actually kills ticks, mosquitoes, spiders, chiggers, mites, and more than 55 other kinds of insects. Permethrin is also effective against the Yellow Fever Mosquito, which can transmit the Zika Virus.Providing a fantastic odorless barrier of protection, a single application of Permethrin lasts for 6 weeks or 6 washings. Using it on outdoor gear also helps reduce the mosquito population in your camp and prevents ticks from attaching to you.Maximize protection from mosquitoes and ticks by combining Permethrin with Sawyer Picaridin, an effective and comfortable topical repellent.Lasts for 6 Weeks or 6 WashesUnlike topical insect repellents applied to the skin, Permethrin is applied to clothing and outdoor gear material, bonding to the fabric fibers for up to 6 weeks (42 days) or 6 washings.When a tick, mosquito, or other insect comes into contact with Permethrin, it absorbs a dose that will either repel or kill the insect. The synthetic version of pyrethrum (a natural insecticide derived from the chrysanthemum flower), Permethrin is non-toxic and registered for use by the U.S. EPA.To apply, spray Permethrin directly onto clothing and gear with a slow sweeping motion, keeping the bottle about 6 to 8 inches away and treating each side of the garment for about 30 seconds.Permethrin-treated clothing and fabric should be your first line of defense against insects. Its specially formulated not to stain or damage your clothing, other fabrics, gear, and equipment including plastics or finished surfaces. Its odorless after drying, and one application to your clothing can last up to 6 washings.In addition to clothing and accessories like shoes, boots, and waders, Sawyer Permethrin is ideal for treating backpacks, tents, camp furniture, hammocks, mosquito netting, luggage, and even bed sheets. Since mosquitoes are better hoppers than flyers, adding more Permethrin-treated landing surfaces around you will improve your protection. Treatment of non-washable items will be effective for up to 42 days of exposure to sun and air.Sawyer Permethrin Insect Repellent can be applied to dogs and help control mosquitoes, and fleas for 35 days and against ticks for 6 weeks. Official application instructions for use on dogs can be found at sawyer.com/dogs.