Upper: Full Grain Leather. Lining: Antibacterial, Breathable, Moisture Wicking. Insole: Anti-Fatigue. Midsole: PU (Polyurethane). Outsole: Abrasion Resistant, Goodyear, Heat Resistant, Lightweight, Non Marking, Oil Resistant, Slip Resistant, TPU, Traction Grip. 5 Eyelets. Cast-Bond Construction, Electrical Hazard Protection, Metal Eyelets, Pull Tab, Steel Shank, Welted. Fabric Technology: Microban. Flat. Cut: Low. Design: Contrast Detail, Logo. Toe Style: Composite Toecap. Fastening: Lace Up.