S1 (anti-static) Slip resistance classification SRA Upper made from high quality waxy smooth leather Polyurethane (PU) collar and thermoplastic polyurethane (TPU) reinforcing heel guard Sole made from dual density polyurethane (PU) and rubber Steel Toe Cap with Impact Protection of 200 joules Outsole is heat resistant up to 300 Ultra-thick outsole with REBEL Platinum footbed (memory foam) providing maximum comfort
