Green Onions Supply Ultra-thin Custom Molded Silicone Keyboard Protector: * Protects keyboard from spills, dirt and other foreign materials * Keyboard protector made for the full-sized Apple USB Keyboard with numeric keypad * Custom-molded protector precisely fits over keys * Can be easily cleaned to maintain your keyboard * Material: ultra-thin transparent silicone * Durable, flexible design helps provide a long-lasting product * 0.25 mm thick * Soft surface helps maintain satisfying key response with cover in place