1. Large capacity storage to meet your daily needs 2. Multi-layer special storage bag with clear pattern and convenient access 3. The external USB charging port makes it more convenient to charge the phone 4. Load-reducing shoulder strap, multi-layer breathable elastic pearl cotton, effectively reducing the pressure on heavy parts 5. High-density double-strand polyester waterproof fabric, waterproof and stain-proof 6. Thickened hand, wrapped with elastic honeycomb, comfortable and not tight 7. Two-way hardware zipper, smooth and easy to pull, durable 8. Built-in computer fixing strap to prevent the computer from falling off 9. Adopt strong buckle, the elasticity can be adjusted freely, which can relieve the pressure on the shoulder 10. Product size: 13-15 inch universal: 41 x 28 x 14cm, weight 650g 15.6-17.3 inches universal: 45 x 31 x 16cm, weight 750g
