Expandable Backpack Resistant Charging Business Backpacks Review

Slim and expandable design: Use the slim mode when you're carrying small amounts of stuff. With 200% expandability of the backpack capacity, you can easily switch to expandable mode when carrying more items to meet your travel needs. USB Port Design: With an external USB charging port, built-in charging cable and charging cable storage pouch, this USB backpack provides a more convenient way to charge your phone while you're on the go. Please note that this backpack does not power itself, the USB charging port only provides a convenient way to charge. Perfect protection: A separate compartment with velvet lining protects your laptop well, and the rugged, water-resistant polyester outer material is durable, stain and spill resistant. Separate laptop compartment can accommodate 14, 15, 15.6, 16 inch laptops. Capacity and Pockets: Spacious capacity for daily necessities, thin clothes, books, headphones, electronics and more. The front compartment has pockets and pen pockets to keep your items organized and easier to find. Durable material: made of water resistant and durable fabric with metal zippers to ensure safe use every day Perfect for business trips, weekend getaways, shopping and everyday outdoor activities.