PRODUCT USES: A ideal seller amongst workers in a host of trades, this style is one of the most comfortable and sturdy boots on the market. DESIGN AND FUNCTIONALITY: Improved sole unit, Protective steel toecap, Pierce resistant steel midsole, Energy Absorbing Seat Region, SRC - Slip resistant outsole to prevent slips and trips on ceramic and steel surfaces, Fuel and oil resistant outsole, Dual density sole unit, CE certified UKCA marked. MATERIALS: Split Leather, Outsole: PU/PU, Portwest products are manufactured to the highest standards with quality materials to ensure durability, comfort, and style. RANGE: Innovation, design, styling and quality components define the Portwest foot protection collection. STANDARDS: EN ISO 20345: 2011 S1P, AS 2210,3, ASTM F2413-18,.