Upper: Full Grain Buffalo Leather, Water Resistant. Midsole: Composite, Cushioned, PU (Polyurethane), Penetration Resistant. Outsole: Dual Density, Fuel Resistant, Heat Resistant, Oil Resistant, PU (Polyurethane), Rubber, Slip Resistant. Heat Resistance (Celsius): 300°C. Anti-Static, Energy Absorbent Heel, Lightweight, Metal Free, Pull Tab. Flat. Cut: Ankle High. Design: Textured. Conforms to Safety Standard: CE Certified, EN ISO 20345: 2011 S3, UKCA. Toe Style: Fibreglass Toecap. Fastening: Slip-In. Portwest Mens Indiana Leather Compositelite Rigger Boots