Model No.:X8326: internal dimensions of the case: 40.3x 28.8x 2.7 cm ( 15.9x 11.3x 1.1 inch) Compatibility: designed to perfectly fit for 17.3 inch MSI Alpha 17C7VF-008US/17C7VG-007US/ 17C7VF-006US Laptop; 17.3 inch MSI Raider GE76 12UH-814/12UHS-252/12UHS-607/12UHS-255/12UHS-293/12UGS-259/12UGS-294/12UGS-201/12UE-456/12UH-655/12UE-871 Laptop Compatibility: perfectly fit for 17.3 inch MSI Raider GE77HX 12UHS-082/12UHS-083/12UGS-004/12UHS-074 Laptop; 17.3 inch MSI GE76 Raider Dragon Edition TIAMAT Laptop;17.3 inch Lenovo Legion 5 17IMH05 Anti-Shock: EVA hard sleeve and features internal upgraded shock resistant padding layer, protect your laptop from inadvertent collision and accidental scratches when put in backpack or suitcase Waterproof: the Smatree sleeve is made of durable 1600d nylon, it obstructs water effectively. Don't worry about splashing water, washable when laptop sleeve case becomes dirty Customized for MSI Laptops: Smatree has more than 20 sizes of hard EVA protective sleeve case customized for MSI laptops. If you're not sure which model of case is fit for your laptop, please feel free to contact our customer service