1)Material:100%silicone rubber,conductive keypads, soft and stretchy. 2)ues:mobile pthone keyboards. ... remote controllers,calculat 1)Material:100%silicone rubber,conductive keypads, soft and stretchy.2)ues:mobile pthone keyboards ... -held games,pcs,note computers,switchs,databanks.typewriters.rubber washer.micro measurement equipment.3)buttons with good bounce.4)long life and ...