Numeric keypad, silicone keyboard, P+R keypad, expoy keypad: 1. Material:100% silicon rubber and Plastic 2. Manufacture according to customer's requirement. 3. Long life and strong aging resistance. 4. Certification: ISO9001: 2008, RoHS, SGS. 5. Products could be supplied according to customers' drawings and samples. 6. OEM / ODM orders are welcomed. Size: any size could be manufacture according customer's drawing.