Thermoplastic elastomer, TPE is one kind has the high elastic rubber, high strength, high recovery, and has the characteristics of injection molding process, have environmental protection non-toxic safety, hardness range wide, with fine shading sex, soft touch, weathering, fatigue resistance and resistant, processing superior performance, does not need to use, can reduce the cycle sulfide cost, already can second injection molding, and PP, PE, PC, PS, ABS substrate material such as coated adhesive, also can be alone to shape.