The DEWALT Extreme 3 Safety Boots have a lightweight construction, whilst also offering high levels of safety for the workplace. They are heat-resistant to 300°C and the steel toecaps can withstand up to 200 Joules of pressure. They have a moulded midsole to help support the foot and the sole is oil and slip resistant. The dual density removable insole ensures that the boots are comfortable to wear. They have full grain leather uppers. EN Test: CE EN ISO 20345-2011 Safety Rating: SBP Slip Rating: SRC.