Amblers AS241 S3 High Performance Safety Boot Steel Toe Cap Colour:Black 000 Newtons compression S7 Safety 000 Newtons compression S7 Safety Rating Highest standard safety classification with comprehensive protection features Penetration Resistant Midsole Steel midsole protects against sharp objects penetrating through the sole (1100 Newtons) Ankle Protection Enhanced ankle support and protection against impact and abrasion Water Resistant Construction WRU water resistant upper and WR general water resistance keep feet dry Fuel Oil Resistant Outsole FO rated sole resists degradation from fuel oils and petroleum products Energy Absorbing Heel Reduces impact stress and fatigue during extended periods of standing and walking Slip Resistant Outsole SR rated traction for reliable grip on various workplace surfaces Antistatic Protection Dissipates static electricity to reduce risk in sensitive environments Durable Construction Heavy duty materials built to withstand demanding industrial conditions Padded Collar Cushioned ankle collar for enhanced comfort and reduced rubbing Do the Amblers AS261 boots fit true to size Deep Padded Breathable Mesh Collar Provides Better Comfort Sturdy Metal Hooks for Lacing