Large Capacity Backpack with Multiple Compartments: This multi-compartment travel backpack has a capacity of approximately 40 liters. The main compartment holds all your travel essentials and 5-8 items of clothing. Front Pocket: The front pocket has various pockets where you can quickly store notebooks, pens, headphones, or other small items. The suitcase has a built-in laptop compartment that fits most 15-inch laptops and sits close to your back. With Trolley Sleeve: Thanks to the trolley sleeve on the back, the travel backpack can be attached to the handle of your carry-on luggage for easier, hands-free transport. With USB Charging Port: The USB interface design offers great convenience for charging your electronic devices by connecting your own power bank, allowing you to easily charge your phone when traveling. Separate Shoe Compartment and Waterproof Bag: The bag has a shoe compartment at the bottom to keep your shoes separate from the rest of your belongings and keep them clean. The two ventilation holes in the shoe compartment ensure breathability and prevent unpleasant odors. The waterproof front pocket of this flight-ready travel backpack, made of high-density material, helps separate your dry items from wet items, such as clothes or towels. Adjustable and Breathable Shoulder Straps: The laptop backpack has sturdy, padded shoulder straps and a back panel for stable and comfortable walking. A removable chest strap connects the two shoulder straps, and a ventilated Air Mesh back panel helps reduce sweating on your back. This item is not intended for children under 12 years of age.