Men Stylish Backpack with Reflective Stripe, Large Capacity Travel Backpack, 15.6-inch Laptop Bag with Zipper Closure and Multiple Pockets, Waterproof Boarding Bag with USB Charging Port, Suitable for Travel, Work, School or Outdoor Activities

【COLOR DIFFERENCE ISSUE】 · The color of the product will be affected by various factors such as shooting light source, post-production editing, and display resolution,etc. · There may be color difference. · Please refer to the actual product. 【PAY ATTENTION】 · Clear pictures provide product details, colors, styles, specifications and other information to help you understand the product. · The above dimensions are measured manually, and there may be errors due to different personal measurement techniques. Please refer to the actual product for accurate measurement. · If you are interested in our products, you can add them to your shopping cart and place an order according to your personal preferences and needs. • Expandable design: Before the extension dimensions are 18.1x12.6x5.1 inch/46*32*13 cm, and after the extension dimensions are 17.8.1x12.6x7.1 inch/44*32*18 cm. You can expand the zipper and buckles according to your requirement. • Decompression and shock-resistant backpack system: The air deflector back panel design allows the air to flow freely and keeps the back dry at all times. The back is thickened with pearl cotton, which can decompress. • USB charging: The backpack has a built-in charging data cable and an external charging port; the mobile phone can continue to be used. • Function and safety: The design of the trolley case fixing belt can release the shoulder pressure with the trolley case, and there is no burden on long-distance travel! • Multi-function carrying method: The bag is designed to be hand-held and double-backed, with a variety of carrying methods. Every detail of a fashionable backpack, the incomparable design spirit is the secret that people are crazy about