NWT. TRUE SIZE 10.5 MOISTURE MANAGEMENT - The MTE™-2 HydroGuard™ 360o package is watertight and stretchable, which results in comfortable, breathable waterproof technology. THERMOREGULATION - The zonal MTE™-2 Primaloft® insulation package uses a high-quality microfiber thermal insulation system to mimic the warmth-providing properties of down, keeping you warm without retaining internal moisture. TRACTION - The All-Trac MTE™-2 outsole offers a rubber compound that provides flexible underfoot lugs to bend with terrain changes, creating more surface area and better variable adaptability. COMFORT AND SUPPORT - Our MTE™-2 dual-density comfort package uses a single-density UltraCush™ molded EVA footbed with an OrthoLite® topsheet for enhanced comfort and reduced weight, while also supporting a drier, healthier environment inside your shoe.