Model No.: X8274; internal dimensions of the case: 36.6x23.7x2.7 cm (14.4x9.3x1.1 inch) Compatibility: designed to perfectly fit for 15.6 inch ASUS ExpertBook B1 B1502/B1500 Laptop; 15.6 inch ASUS P1512/M515/F515/L510 Laptop 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 ASUS Laptops: smatree has more than 20 sizes of hard EVA protective sleeve case customized for ASUS laptops. If you're not sure which model of case is fit for your laptop, please feel free to contact our customer service