1. The back is made of comfortable 3D three-dimensional elastic foam, which conforms to the curve of the back, lightens the load, and gives you a comfortable carrying experience. 2. Two-way metal zipper, smooth and easy to open and close. 3. Adjustable buckle for straps, adjustable in length. 4. Triangular reinforcement design, strong bearing capacity. 5. Reinforced design of stress points, strong and durable. 6. Convenient side mesh pocket for easy access. 7. Anti-escape buckle for safe travel. 8. Product size: 39 x 33 x 25 cm. 9. Product weight: 750 grams.
