Keep ticks and mosquitoes at bay with the Men's BugsAway Solstice Canyon Crew Socks. Engineered with built-in arch support and a seamless toe closure, these socks provide dependable comfort on the trail or on the run. Knit from a breathable wool/nylon blend yarn, with spandex throughout for extra retention, they wick moisture away from your skin to keep your feet dry. Their bug-blocking Insect Shield treatment gives you the invisible, odorless protection of Permethrin and lasts up to 70 washes. Insect-repelling BugsAway technology provides protection from mosquitoes, ticks, fleas, and other bugs; Odorless, invisible built-in treatment lasts up to 70 washes Spandex throughout Turn-welt top Graduated leg Built-in arch support Seamless toe closure Fit: Natural Main materials: 63% Wool / 33% Nylon / 4% Elastane Weight: 0lbs 2.14oz (60.7g)