ST04 Waterproof Portable Laptop Case, Size: 13.3 inches 1.Material: Shellis, Nylon 2. Features: waterproof, wear-resistant, breathable, load-reducing, shock-resistant 3. Fine velvet lining, shock absorption to protect the computer 4. Multiple compartment design, multi-layer classification storage 5. Using waterproof fabric, waterproof and easy to clean 6. Widened handle design, comfortable and non-slip 7. Lightweight design, more convenient to travel 8. Internal dimensions: 13.3 inches: 35 x 26.5 x 2.5 cm, 14.1-15.4 inches: 38 x 27.5 x 2.5 cm, 15.6 inches: 39.5 x 29.5 x 3 cm 9. External dimensions: 13.3 inches: 36.5 x 28 x 3 cm, 14.1-15.4 inches: 39.5 x 29 x 3 cm, 15.6 inches: 41 x 31 x 3.5 cm 10. Weight: 13.3 inches: 380 grams, 14.1-15.4 inches: 400 grams, 15.6 inches: 450 grams 11. Remarks: Only the computer bag will be sent for delivery, and nothing else