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