XRD Poron technology for ultimate metatarsal protection Angled top line for better fit and leg flexibility Padded collar for added comfort Integrated superior metatarsal protection for heavy duty industries Water resistant upper to prevent water penetration SRC - Slip resistant outsole to prevent slips and trips on ceramic and steel surfaces CE certified Protective steel toecap Pierce resistant composite midsole Anti-static footwear Energy absorbing seat region Fuel and oil resistant outsole Dual density sole unit FD17 Steelite Met Protector Boot S3 M