Saco Clear Keyboard Silicon Protector Ultra Thin Cover Clear Keyboard Silicon Protector Ultra Thin Cover for 15.6" Acer Nitro 5 AN515-54-54W2, AN515-54-51M5,17.3" Acer Nitro 5 AN517-51,AN715-51 Gaming Laptop Keyboard Skin  (Black)

TPU is a flexible polymer material and its full name is Thermoplastic Polyurethane. It has been widely used in the medical industry due to it has excellent physical functions, such as flexibility, wear-resistance, strength, hardness, extension and temperature adaptability and so on. TPU keyboard skin is characterized as ultra-thin and high transparent, it has very good visibility and not easily caught the dirt. Compared with silicone, TPU keyboard skin is thinner, and with much higher transparency, it feels more like plastic film, non-sticky, soft but not stretchy, the thinner it is, the higher the transparency it could be, minimize its affection on your type feeling at the same time protect your keyboard. Compatible device: Microsoft Surface Book 2 13.5" & 15"(2017/2018 Released), US Layout, Microsoft Surface Laptop and Laptop 2 (2017 and 2018 Released), US Layout, Microsoft Surface Book, US Layout. NOT Compatible Models List: Microsoft Surface Pro 2018/2017, Surface Pro 4, Surface Pro 5