Model No.: A1600; External dimensions of the case: 15.7x11.2x1.3 inches (40x28.5x3.5 cm), internal dimensions of the case: 14.4x9.88x0.78 inches (36.6x25.1x2 cm) Compatibility: designed to perfectly fit for 16 inch Samsung Galaxy Book5 Pro; for 15.6 inch Samsung Galaxy Book5/4/3 360; for 15.6 inch Samsung Galaxy Book4/3; for 15.6 inch Samsung Galaxy Book2 Pro; for 15.6 inch Samsung Galaxy Book2 Pro 360 Anti-Shock & Waterproof: 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. 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 Fashion Style: unique diamond pattern on the surface makes your case unique, personalize your laptop with its own unique style Customized for Samsung Laptops: Smatree has more than 20 sizes of hard EVA protective sleeve case customized for Samsung laptops. If you're not sure which model of case is fit for your laptop, please feel free to contact our customer service Smatree Hard Sleeve Case for 16 inch Samsung Galaxy Book5 Pro, for 15.6 inch Samsung Galaxy Book5/4/3 360, for 15.6 inch GalaxyBook 4/3/2Pro/2 Pro 360 Laptop Bag (A1600)