1.FDA,SGS,EU,LFGB approved 2.Fast delivery on time 3.Service all the time out your expect 4.We sell quality product not price external conductive Silicone rubber keys as conductive keys makingProduct Description 1)Meterial: 100% silicone, harmless, heat-resisting, cold-resisting. 2)Design: OEM and ODM are welcome, sample finished in 3-5 days. 3)Color: Any colors are available. 4)Quality: SGS, ...