anti-static ,oil resistance ,anti-skidding hermostability ,absorbing antisquashy properties ... -bacterial lining and insole, Polyurethane double density sole, oil-resistant, anti-static, water-proof available, steel toecap ... standardS1SB+ Oil and fuels resistant+ antistatic + energy absorptionS1PS1+ Penetration resistanceS2S1+Water penetration and water absorptionS3S2 + Penetration Resistance + tread ...