Sawyer SP657 Permethrin Insect Repellent for Clothing and Gear

Sawyer Permethrin Insect Repellent provides long-lasting protection against ticks, mosquitoes, chiggers, spiders, and more than 55 other insect varieties. Formulated specifically for application on clothing, footwear, tents, sleeping bags, and outdoor gear, it bonds directly to fabric fibers without staining or causing damage to finished surfaces.

This odorless spray remains effective for up to six weeks or six washings, retaining its protective barrier against sweat and water contact. Ideal for camping, hunting, backpacking, and backyard use, it offers a reliable defense system to keep your outdoor adventures bite-free.

Key Features

Brand	Sawyer
Manufacturer	Sawyer Products
Model Number	SP657
Item Type	Insect Repellent
Form	mechanism Spray
Scent	Unscented
Volume	709.8 ml
Item Weight	0.5 kg
Dimensions	10.2 x 15.2 x 20.3 cm
Active Ingredient	Permethrin 0.5%
Target Pests	Ticks, Mosquitoes, Chiggers, Spiders, Mites
Shelf Life	5+ Years

Highlights

• Permethrin spray bonds to fabric fibers for up to 6 weeks or through 6 washings (whichever comes first) won't stain or damage clothing, fabrics, plastics, finished surfaces, or outdoor gear; fragrance free
• Reduce likelihood of a tick bite by 73.6 times by treating shoes and socks with Permethrin (University of Rhode Island study - 2017); maximize protection by pairing with Sawyer Picaridin topical repellent for the skin
• Add a layer of protection to clothing and gear with Permethrin insect and tick repellent spray — perfect for use on shirts, jackets, pants, socks, shoes, boots, sleeping bags, tents, netting, when outdoors, camping, hunting, or on travel
• Ideal for backpacking, backyard BBQs, hunting, and other outdoor activities, it's effective against more than 55 kinds of insects — from disease-spreading ticks (Lyme) and mosquitoes (West Nile, Zika, and ChikunShootingya) to chiggers, spiders, mites, and more
• Sawyer Permethrin stays effective despite sweat or water, degrades via UV exposure or washing machine agitation; Each 18-ounce convenient aerosol spray treats 4 outfits (EPA now recommends 4.5 ounces per outfit consisting of shirt, pants, and socks)

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Materials & care

Lightly spray fabric surfaces from a distance of 15 to 20 cm in a sweeping motion, treating each side for approximately 30 seconds. Do not add to washing machines. Allow items to air dry completely before wearing or packing.

Compatibility

Formulated for application on shirts, jackets, pants, socks, boots, footwear, tents, sleeping bags, netting, and general outdoor fabrics.

How to use

Lightly moisten the fabric of the garment 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. Sawyer Permethrin should not be added to a washing machine for treatment — it should be sprayed directly onto clothing and gear.

Ingredients

Permethrin: 0.5%; Supplier Trade Secret: 99+%

Warranty

Shelf Life of 5+ Years

Frequently asked questions How long does the protection last after application? The repellent bonds to fabric fibers and remains effective for up to 6 weeks (42 days) of sun exposure or through 6 machine washings. Can this spray be applied directly to skin? No, this permethrin formulation is specifically engineered for use on clothing, footwear, tents, sleeping bags, and outdoor gear, not skin. Will Sawyer Permethrin stain fabrics or gear? No, the formula is specially crafted not to stain or damage clothing, fabrics, plastics, or outdoor equipment, and it becomes odorless once completely dry. Does rain or sweat wash the treatment away? No, Sawyer Permethrin does not wash out from sweat or water contact; it only breaks down through UV exposure or the agitation of machine washing.