Quick release wire lace system fastening engineered to give an overall secure fit Contemporary knitted upper specially developed to increase comfort and lightweight properties Back pull-tab for ease of getting onto the foot Dual density outsole Composite toecap for added protection Pierce resistant composite midsole Anti-static footwear Fuel and oil resistant outsole Energy Absorbing Seat Region SRC - Slip resistant outsole to prevent slips and trips on ceramic and steel surfaces Dual density sole unit New style CE certified UKCA marked