For serious hunters and outdoor adventure; 10'' upper; One-piece vamp made of 2.8 mm top-grain leather; Nylon midsoles; High traction K-talon outsoles; Windtex membrane for waterproofing and breathability; 400 grams of Thinsulate insulation for warmth and extra moisture protection; 4.2 pounds; Men's whole and half sizes available in narrow (8-12,13,14,15,16), medium (7-12,13,14,15,16), and wide (8-12,13) widths; Made in Italy