... .The company is a professional manufacturer of all kinds of Penta-claw button (press button), and there are all kinds of styles ... , welcome to buy and open mold to produce! Material: copper. IronStyle: hollow, cap prong , pearl ... , 13mm, 15mm, 17mm, 20mm, 21mm, etc.Color: any color according to customers’ needs.Applications: children's garment, men's or women ...