Climashield waterproof, breathable membrane safeguards feet from outside elements. 200 g Thinsulate insulate retains warm. Rated for temperatures down to 20 degreesF/-7 degreesC. High-cut collar for increased ankle support, stability, and protection. PU-coated leather and lightweight, breathable, abrasion-resistant upper materials. Lace-up closure. Protective toe cap. Protective, stabilizing heel cap. Waterproof bootie construction. Cozy, fuzzy textile lining offers a great in-shoe feel. Lightly cushioned die-cut EVA footbed. Injected EVA midsole. Ice Grip rubber outsole compound. Imported. Measurements: Weight: 1 lb 4 oz Shaft: 7 in Product measurements were taken using size 8.5, width B - Medium. Please note that measurements may vary by size. Weight of footwear is based on a single item, not a pair.