1.Water-proof membrane panel 2.Made of PET/PC 3.Hermetically sealed exit 4.3M adhesive 5.ISO certificated Detailed Product Description Notice: we have the capacity to provide you membrane switches with other special requirements, such as shielding, windows/lens coating, embossing, embedded LED, UV glossy/matte/textured and more Prototypes of membrane switch and keyboards in-3-5 days. Membrane switches, Membrane panel, membrane overlay, 3M adhesive membrane switch. Material