Different pattern upper material KPU vamp

KPU is a kind of polyurethane material, with good elasticity, wear resistance, weather resistance, yellow resistance and other characteristics, is a lightweight non-slip outsole material, used for shoe processing, KPU is mostly used for the face of the shoe, few parts for the outsole of the shoe, the process and DSP outsole similar, are first formed PU particles, through hot pressing the particles and fiber cloth and other materials of the base bond.