Combining easy moving Rugged Flex technology and composite toe protection in a waterproof work boot, Carhartt 8" Rugged Flex Insulated Waterproof Safety Toe Work Boots for Men deliver great safety with great comfort. Rugged oil-tanned leather uppers feature padded collars and tongues for a better fit and comfort. Storm Defender breathable/waterproof membrane technology inside provides 100% waterproof protection you can trust in wet working conditions. 400 g 3M Thinsulate Ultra insulation makes this a great boot for colder days as well. A Rugged Flex design, these boots move and stretch with you throughout the day to make it easier to get your work done. Meeting or exceeding ASTM 2413-11 I75 and C75 EH standards for worksite protection, the boot's lightweight composite toes deliver superior protection at demanding jobs. Underfoot, EVA midsoles with PU strobel pads and antimicrobial Ortholite PU insoles provide 5 layers of flexible, cushioning support. Rugged, non-marking rubber outsoles feature self-cleaning lugs to deliver chemical-, oil-, heat-, and slip-resistant traction. Flexible cement construction with steel shanks for superior arch support and stability under the foot. Abrasion-resistant rubber toe and heel guards. Durable metal lacing hardware. Average height: 8". Average weight per pair: 4 lbs. 8 oz. Imported. Manufacturer model #: CMF8389. Insulated, waterproof work boots with composite toe protection and Rugged Flex technology Rugged oil-tanned leather uppers with padded collars and tongues Storm Defender breathable/waterproof membrane technology 400 g 3M Thinsulate Ultra insulation Rugged Flex design - easier moving Composite toes - meet or exceed ASTM 2413-11 I75 and C75 EH standards EVA midsoles with PU strobel pads Antimicrobial Ortholite PU insoles Rugged, non-marking rubber outsoles - chemical-, oil-, heat-, and slip-resistant Flexible cement construction Steel shanks Abrasion-resistant rubber toe and heel guards