100% non-metallic Anti-static footwear CE certified Composite midsole Dual density sole unit Energy absorbing seat region Oil resistant outsole Water resistant upper 200 joule composite toecap Heat resistant outsole - 300 Slip resistant outsole (SRC) Puncture resistant non-metallic midsole (PR) Protective non-metallic toecap - impact (I) compression (C) Operis Boot S3