UGG's Metropeak boots reinterpret the outdoor spirit with a durable and sophisticated design. Made of soft waterproof leather, they are lined with soft natural sheepskin to provide warmth and comfort even on the coldest days. The lugged sole and rugged construction provide stability and grip while maintaining the brand's unmistakable relaxed style. - Upper: waterproof leather - Color: black - Inner sock with GORE-TEX membrane - Back pullback, UGGplush™ collar (10mm), made with regenerated wool (60%) and lyoncell TENCEL™ (40%), leather toe cap, retractable cuff, and fabric upper, made from recycled polyester fibers (47%) and nylon fibers (53%) - Olivette, metal D-rings for laces, anti-absorption laces made from recycled polyester fibers (100%) - Recycled fabric lining, fluffy polyester fabric lining (8 mm) made from recycled polyester fibers (100%), 3M™ Thinsulate™ insulation made with recycled polyester fibers (100%) - UGGplush™ insole (10 mm), made with regenerated wool (60%) and TENCEL™ lyocell (40%) - PU foam insole made with Susterra® plant-derived compound (25%) and PU from petroleum (75%) - Midsole made with sugarcane (44%) - Vibram® outsole with ICETREK rubber compound, textured and lightweight rubber anti-mud element, Vibram® technology with Traction Lug - Box included - Item no: 1161890BLK