Leze - Ultra Thin Silicone Keyboard Cover Skin Protector for ThinkPad X220 X220t X220s X220i T410 T410i T410si T420 T420s T420i T510 T510i T520 T520i W510 W520 - White Black Extra slim silicone skin, made it easier for typing Closely paste the keyboard surface and fitted each key perfectly Soft durable ultra thin material to ensure comfortable usage while typing Removable and washable, keeping it clean and makes it always new Waterproof and dustproof, protect your laptop against spills, dust, and other contaminants