Boots PU outsole and Rubber outsole Safety shoes can be widely used in oilfield ... )Standards: S1,S1P,S2,S3,SB,SBPSole: IPU/PU/Rubber/Dual DensityUpper: Genuine Leather (Nubuck, Full Grain Cow Hide ... Midsole, Anti-static, Acid & Alkali Resistant, Oil Resistant Sole, Heat Resistant Sole, Anti-slip, Leather Upper, Water Penetration Resistant, Cold ... in our products, pls contact me working safety shoe