Featuring a waterproof membrane with M Select? DRY technology to keep moisture out while allowing breathability, these shoes ensure comfort in any condition. The Conductor? fleece lining provides added warmth, while the Vibram? Arctic Grip? outsole offers unparalleled traction with a 5mm lug depth. Perfect for icy terrains, each shoe weighs 822g, offering stability and shock absorption through the Merrell Air Cushion in the heel.