These Mens Nuptse Mules in Taupe Green are perfect for outdoor enthusiasts. Whether you're hiking, camping, or just taking a stroll in the great outdoors, they're a great choice. The upper is made of 100% recycled P.E.T. ripstop for durability. They have a 550 fill goose down lining for warmth. The foldable - heel design allows you to wear them as a mule. The outsole is 40% recycled rubber. The heel and instep have webbing pull loops for easy on and off. There's a North face logo on the top.