1. Oxford cloth material, scratch-resistant and wear-resistant, waterproof 2. Expansion bag, can hold 7.9-inch tablet and other items (not included) 3. Multi-compartment storage, neat and orderly 4. Laser rotating shoulder strap, comfortable to use 5. The zipper is smooth and not stuck 6. With elastic keychain 7. Weight: 0.7kg 8. Size: 35x5x18cm