Super thick 6 ounce oil tanned leather uppers are contoured to fit your leg precisely.,Snut-Fit lacing system with Taslan laces and Power D-Ring lace anchors for firm lacing pressure.,Removable 6 mm thick three part liner quilted from a wicking durable synthetic, 400 grams of Thinsulate Ultra Insulation, and finally 3 mm of wool felt to insulate even when damp.,Hand-made rubber outsoles are vulcanized for durability and feature steel shanks with double thick midsoles.,Custom Kenetrek K-Talon Outsole design has a deep and open tread design for serious grip and traction.