PUROTEX material creates the first breathable and waterproof upper Lightweight wear and tear resistant upper for all day working comfort High-level Purofort,? material For maximum protection Lightweight Purofort,? material for long lasting comfort Lightweight metal-free protective toe cap and midsole SRC rated slip resistant outsole to conquer any terrain Abrasion resistant and easy to clean outsole design Stability Fix locks in your foot with biomechanical support for every step EN ISO 20345:2011 Personal protective equipment. Safety footwear S5 CI CR SRC