Perfect fit for 12.3 inch Microsoft Surface Pro 7 (2019 Released), Surface Pro 6 (2018 Released), 2017 Microsoft Surface Pro 4, Surface Pro 2017.Please check your Model avoid buying wrongly HIGH QUALITY TPU MATERIAL: Made of premium engineering grade TPU material. Durable while light wieght, Flexible while Non-slip, Non-toxic as well as Healthy&Environment Friendly. Moreover, soft material can ELIMINATE the sound when typing ULTRA THIN & HIGH TRANSPARENCY: Amazing 0.13mm Thickness to minimize typing interference. High transparency to preserve the elegance of your device, and allows keyboard backlight to shine through ANIT-DUST & WASHABLE & REUSABLE: Waterproof and dustproof, environmentally protective and ideal for resistance against your keyboard & touch bar area against everyday spills (coffee/beer/milk), dust (crumbs/powder), liquid, pet's pees or the other incidents. What's more, it can be washed by soapy water and make it as clean as a new one. Just put it back on the keyboard when it get dry enough