Our Metro Trek Chelsea updates the classic Chelsea boot with UGG® outdoor capability. Be it city sidewalks or snow-capped mountains, our Metro Trek Chelsea is designed for winter readiness with waterproof leather and innovative Dry Tech to keep you warm in temps as low as -32ºC. On the outside, you'll find the intense traction of a Vibram outsole with ICETREK rubber compound and Vibram Traction Lug technology, while the inside offers a dreamy oasis of curly UGG®plush made from upcycled wool. Waterproof. Waterproof membrane bootie construction. Waterproof leather. Water repellent materials. Rear pull tab, Elastic gore. 10mm curly UGG®plush 60% upcycled wool, 40% TENCEL Lyocell lining. 10mm curly UGG®plush 60% upcycled wool, 40% TENCEL Lyocell sockliner. PU foam footbed incorporates 25% of Susterra plant-based compound and 75% PU from petroleum. Midsole incorporates 44% sugarcane. Vibram outsole with ICETREK rubber compound, Lightweight and textured rubber mudgard, Vibram Traction Lug technology. Dry Tech Technology. Weather Rated -32C. The UGG® Logo, embossed, The UGG® Logo pull tab. RN 88276. UGG® Women's Metro Trek Chelsea Leather Boots in Chestnut, Size 11