Upper: Full Grain Action Leather. Outsole: Fuel Resistant, Goodyear, Nitrile Rubber, PU (Polyurethane). Sole Features: Oil Resistant. Fastening: Lace Up. 4 Eyelets. Heat Resistance (Celsius): 300°C. Anti-Static, Energy Absorbent Heel, Goodyear Welted, Heel Bumpers, Heel Guard, Padded Collar, Reinforced Heel. Fabric Technology: Triple stitched seam. Flat Heel. Cut: Mid Cut. Design: Contrast, Logo. Toe Style: Reinforced Toe. Ref: UTFS8040