Leze - Ultra Thin Soft Keyboard Protector Skin Cover for Dell Alienware 18(2013 Version), Alienware 17 R2 R3 R4(2015/2016 Version),Such as Alienware AW17R4,AW17R3 Gaming Laptop - TPU Non-toxic, Durable High-grade TPU ( Thermoplastic Polyurethane) Ultrathin and good air permeability ,Thickness about 0.18mm Provides a comfortable, non-slip feel that quiets keystroke noises Flexible, Washable, easy to apply and remove for cleaning or disinfecting This keyboard protector cover is only For US Type Keyboard ( Not Europe Type)