Tread through the snow or mud in the Under Armour Men's Fat Tire GTX Shoe. Upper made of Michelin Wild Gripper outsole rubber compound with unique traction lugs keep you treading in any condition. Synthetic/textile upper and foam construction adds support and comfort. GORE-TEX breathable waterproof membrane and BOA speed closure system. Cupron anti-bacterial copper-infused sock liner top cover. UA Charge foam cushioning system. Medium width. Imported.