Boot height: Approx. 8'' Tall. Removable Polyurethane Orthotic Insert. Full-Grain Leather Upper. Georgia waterproof system - 100% waterproof. 400 Grams of Thinsulate Ultra Insulation. Repairable Goodyear Welt Construction. Solid Stud Hooks and Eyelets Set on Steel Washers. Steel shank - Solid stable work platform.