Upper: Nubuck Leather. Outsole: Dual Density, Fuel Resistant, Heat Resistant, Oil Resistant, PU (Polyurethane), Slip Resistant. Sole Features: Energy Absorbing. Fastening: Lace Up. 6 Eyelets. Heel Energy Absorption (Joules): 200. Anti-Static, Brand Label. Fabric Technology: Breathable, Waterproof Membrane. Mid Heel. Cut: Mid Cut. Design: Contrast, Logo, Plain. Toe Style: Steel Toe Cap. Conforms to Safety Standard: WRU SRC S3 EN ISO 20345:2011. Ref: UTPC4567