Outdoor Research Bugout Gaiters EPA-registered Insect Shield® Repellent Apparel EPA-registered Insect Shield® Repellent Apparel helps repel mosquitoes, ticks and other biting insects Insect Shield repellent treatment is effective through 70 washings Breathable uncoated nylon packcloth provides lightweight durability Easy-access, 1-in.-wide hook-and-loop closure opens in front for quick on/off; hook-and-loop tabs at the top and bottom create a secure closure that won't open while in use Finished with a reinforced bootlace hook and a Hypalon™ instep strap Average weight per pair is 4.4 oz. Size: Large (see picture for measurements) Great for hiking! Worn only once! Unisex