Chippewa 73051 8" Black Oiled Waterproof Leather: Black Oiled Waterproof Construction: Goodyear Leather Welt Waterproofing: Chip-A-Tex Waterproof Bootie Lining: Brushed Ruby Nylex Shank: Steel Outsole: Vibram One Piece Yellow Plug Logger Midsole: 4 Iron Rubber/ 6 Iron Rodius Combination Hardware: Non Tarnishable Brass Laces: Heavy Duly Wax Sta-Tied Insole: Texon Orthotic: Removable Cushion Orthotic Insulation: 400 Gram Thinsulate Ultra Electrical Hazard: ASTM Electrical Hazard Sizes/Widths: M,W 6-12, 13, 14 Sizes/Widths: XW 6.5-12, 13, 14