Built with LiteFire insulation, this Carhartt boot is a rugged 8-Inch crazy horse brown waterproof insulated logger boot delivers all-day comfort in cold weather. The equivalent of 400 grams of insulation without the bulk, LiteFire is lightweight, breathable, waterproof and warm. Featuring a composite toe, Goodyear welt construction with Carhartt rubber WoodWorks outsole, the boot is made of waterproof Crazy Horse brown oil- tanned leather with a waterproof membrane. For comfort, it features a molded TPU heel stabilizer with achilles flex joint plus PU strobel pad with PU cushion insoles.