1. Upper: 2.0-2.2mm Brown Nubuck Leather 2. Lining: Brown Permeable Cambrelle or non-woven/ 3. Insole: Comfortable and Anti-bacteria 4. Outsole: Dual Density PU outsole mould 904, which is Anti-slip,Shock resistant,Abrasion resistant and Oil resistant. 5. Size: 35-47 6. application places: Construction, automobile manufacturing, mining industry, logistics etc.