... welcomed 4. Material:PC,PET,3M Membrane Switch Keypad MaterialPET(polyester),PC(polycarbonate)DimensionAs your designColorPantone ... systemRear Adhesive3M467,3M468,3M9448,LES300 ectFeatures1)with metal dome,2)Key:embossed or flat3 ... tactile type 170-397g (6-14 Oz) Switch stroke: flat type 0.1-0.5mm, tactile ... } ); } )(); Flexible embossed and waterproof push button membrane switch with metal dome