Sturdy, rugged, durable and exceptionally breathable, the new Mountain Gaiters are constructed from a combination of Nikwax Stretch Windproof, tough reinforcement fabric and are lined with Nikwax Mesh Pump Liner. These gaiters provide the ultimate in protection and comfort on extended mountaineering trips in extreme conditions. Will fit a wide variety of boot sizes and styles – Small for boot up to 41, Medium for boot 41-43 and Large for boot 44-46. Freemagic TM closure gives consistent performance, repels snow and aids fastening in extreme environments. Double security closure from durable poppers. Snug fit provided by adjustable and replaceable underfoot fastener. Slim fitting gaiter combined with stretch fabric provides complete freedom of movement. Durable and renewable performance, as with all Directional products, due to the Analogy Waterproof fabric’s ability to be cleaned, reproofed and repaired.