Avigator Green Ultra Thin Silicone Keyboard Protector Skin Cover for IBM Lenovo ThinkPad X220 X220t X220s X220i T410 T410i T410si T420 T420s T420i T510 T510i T520 T520i W510 W520 Us Layout (if your "enter" key looks like "7", our skin can't fit) - 1 Cleaning Cloth from Avigator Made of premium quality, eco-friendly silicone, ultra thin and durable. Waterproof and dustproof, protect your keyboard against everyday spills, dust, liquid, pet's pees or other incidents. Pefectly molded for each key, high quality silicone, lower the noise of typing. Mute-typing, no falling off or sliding, precisely molded to fit each key, ideal option for backlit keyboard. Package include: 1 x silicone keyboard cover + 1 Cleaning Cloth from Avigator