CaseBuy Semi-Red Ultra Thin Silicone Keyboard Protector Skin Cover for IBM Lenovo ThinkPad X230S, X240, X240S, X250, S1 Yoga US Layout (if your Made of premium quality, eco-friendly silicone, ultra thin and durable Waterproof and dustproof, protect your keyboard against everyday spills (coffee/beer/milk), dust (crumbs/powder), liquid, pet's pees or other incidents No glue, static cling, flexible, washable, easy to fix and remove Mute-typing, no falling off or sliding, precisely molded to fit each key, ideal option for backlit keyboard Ships in CaseBuy retail packaging.