nubuck for shoes upper 1)0.8-1.0 mm 2) Well trimmed 3) leather manufacturer 4) sample free nubuck for shoes upper1) 0.8 ... suede5,coated leather6,pearled leather7,embossed pig leather8,sprayed leather UsageShoe lining,shoe upper and insole, sofa, bags, wallets, clothes,notebook ... , which is the most outer layer of pig skin leather. It has become a vivid trend in fashion world. nubuck for shoes upper