Fangrui Product Details 1. Enkay 3 In 1 Matte Laptop Protective Case + Eu Version Tpu Keyboard Film + Anti-dust Plugs Set For Macbook Pro 15.4 Inch A1707 & A1990 2. Before Purchasing, Please Check The Model Number On The Back Of The Notebook: Axxxx, And Confirm The Regional Version Of The Notebook. 3. Protective Shell Material: Polycarbonate; Keyboard Membrane Material: Tpu; Dust Plug Material: Silicone. 4. Two-piece Design, Easy To Install And Remove; Four Rubber Feet Keep Your Laptop Stable And Safe; The Bottom Shell Cover Is Ventilated To Facilitate Heat Dissipation. 5. Full Access To All Buttons And Functions. 6. The 0.13mm Thick Keyboard Membrane Is Thin And Light, Fits The Keyboard Accurately, And Has No Effect On Typing. 7. Prevent Dust From Entering The Laptop; It Is Washable And Easy To Clean. Crafted With Attention To Detail