Portwest Steelite Welted Safety Boot SB HRO Exceptional comfort and durability, this boot will protect with steel toecap, oil and 300⁰C heat resistant outsole. The full grain leather upper provides a classic, long lasting style. CE certified. Protective steel toecap. SRA - Slip resistant outsole to prevent slips and trips on ceramic surfaces. Heat resistant outsole - 300°C. Fuel and oil resistant outsole. Full grain leather for long lasting protection. Protective steel toecap. Slip, fuel and oil resistant rubber outsole