Dual density light-weight and slip resistant polyurethane (PU) sole Sole resistant to oils and acids/alkalis Antistatic Highly breathable 3-D lining Extra Wide 5-toe toecap provides maximum comfort for your toes 200 Joules steel toe cap for impact and compression resistance Ergonomic cushioning design to provide ultimate comfort that greatly reduces foot leg and back fatigue when walking on hardsurfaces.