1. Low saturated colour, comfortable and easy to match2. Clear compartmentalisation for efficient use3. Thickened independent computer compartment, buckle design, stable protection4. Vertical cup compartment, portable and quick access5. 450D low elasticity staple fibre blend, flexible and splash-proof, lightweight fabric6. Back with a hanging trolley strap design, stable and reliable, free shoulders, comfortable and convenient travelling7. Material: nylon8. Size: about 45 x 30 x 9cm9. Weight: about 750g10. Note: only the bag, not include others