We have the capacity to provide you membrane switches with other special requirements  such as shielding  windows/lens coating  embossing  embedded  single-color LED,  colored LED  UV glossy/matte/textured and more Prototypes of membrane switch and keyboards in 4-7 days. MATERIALS: BAYER PC or Other material proved by client. Rear Adhesive: 3M467MP  3M468MP Lohmann etc. Embossed  dome and flat panel options. Tactile or no-tactile actuation. Novelty  thin  light  good tactility  abrasion resistant. Moisture-proof  dust-proof  waterproof  anti-oil  anti-corrosion  quakeproof.  Easy to operate  intuitive  safe and reliable  In-house 100% functionally tested.Customized specification is available and keys can make different shapes. Application: Equipment Assembly is simple, matching color: Pantone and RAL. Certification: RoHs  ISO9001:2008