MATEIN Rolling Backpack for Men with Wheels, 17 Inch Large Wheeled Backpack with USB Charging Port & Combination Lock, Water Resistant Anti Theft.

Large Wheel & Wheel Cover: Large rolling backpack features 7.1 inch oversized sturdy rubber wheels. Travel backpack with wheels can climb stairs, more steady and save your time. Backpack on wheels of the back pocket is designed to store wheel cover and shoulder straps, to prevent dirt on the straps and clothes. The hidden telescopic handle can be adjusted to 2 lengths, extending up to 40 inches, allowing you to move the travel laptop backpack smoothly and quickly through the stairs USB Charging Port & Anti-Theft Design: Business roller backpack with built-in USB charger cable design, which provides a more convenient way to charge your phone by connecting your own power bank and cable (Note: power bank is not included). Roller backpack with laptop compartment is designed with dual zippers and combination lock to protect your laptop and valuables items. Rolling backpack for adults with wheels can be placed under the subway seat, suitable for a weekend trip and business trip Large C