Upper Material: Full Grain Leather Toe Box/Nylon Stitching: Triple/Double Stitching Lacing: Composite Eyelet & Hoop Speed Lacing Zipper: YKK Full Length Zipper w/Velcro Zipper Keeper Lining: Vapor Wick Lining Insole: Removable Insole Safety Toe: N/A Shank: Composite Shank Midsole: PU Midsole Outsole: 1A Carbon Rubber Outsole Heel: Tactical Air Heel System Resistances: Slip Resistant