... Boots are good quanlity. Safety Shoes Specification Size: 4-12 (36-48)Sole: PU/Rubber/PU Dual DensityUpper: Genuine Leather ... (Nubuck, Full Grain Cow Hide Leather, Suede Leather, Embossed Leather)Lining: Vita-Tax LiningInsole: ... , Oil Resistant Sole, Heat Resistant Sole Anti-Slip, Leather Upper, Water Penetration Resistant, Cold Insulating. All standards(S1 ...