1. Material: Waterproof fabric / Oxford cloth 2. Capacity: can hold tablet PC, umbrella, kettle and other items 3. Dimensions: 20 x 10 x 34 cm 4. Function: external USB charging port 5. Humanized design, light weight, thick and soft, flexible back cushion, fast heat dissipation 6. Insulation water cup bag: Hidden water cup bag, with insulation function, suitable for traveling in four seasons 7. High-density splash-proof fabric: can effectively resist rain and splashing water stains, and effectively protect your personal belongings 8. The internal structure of the bag: zipper pocket, mobile phone bag, document bag, sandwich zipper bag 9. Features: Multi-layer storage space, light carrying, USB charging, water-repellent fabric
