Emmett Mid Boots by UGG Weather-ready, hiker-inspired boots by UGG. Made from seam-sealed waterproof leather, with a cold-weather rating of -32˚C (or -25.6˚F). Featuring a lace-up fastening, cushioned soles equipped with specially-engineered treads to help prevent snow from getting caught underfoot, completed with a White Spider Rubber outsole which has ice-gripping rubber lugs on the forefoot and heel, enhancing traction. - Leather used is Leather Working Group Leather (LWG Gold Rated) (28.79%) - 26.2% sustainable