Embarking on a six-month journey across one of America's greatest thru-hikes, or looking for a lightweight hot weather hiking solution to pesky rocks and scree, the Thru Gaiter is a winner for all. Its near-weightlessness and easy-on design makes it the perfect choice for ounce-counting adventurers who need a simple, streamlined answer to keeping trail debris out of shoes and socks. Its front is constructed with a durable ripstop fabric with thermo-regulating technology that breathes in hot weather and traps heat in the cold for total temperature control. Its back uses the exclusive self-cooling ActiveIce(TM) tech to provide protection where you're most vulnerable to sunburns and sweat. All-around UPF 50+ fabric guards sensitive skin from sun damage, and a hypalon instep strap keeps gaiter secure and snug beneath your footwear. From calf to ankle, the Thru Gaiter is your best bet for prolonged ultralight adventures through hot climates. Fabric: 100% nylon ripstop front, 92% recycled polyester, 8% spandex with ActiveIce(TM) back. Weight: 1.9 oz/55 g. Breathable. Wicking. Extremely Lightweight. UPF 50. Recycled Polyester Material. Double Shoelace Hooks. Durable Hypalon Instep Strap. Streamlined Design. Elastic Top Edges. Machine wash. Imported.