50L Large Capacity Storage Space: Independent laptop compartment can hold 17-inch laptops and 15.6-inch, 15-inch, 14-inch, 13-inch notebooks. Multiple compartments and pockets hold everyday items, electronic accessories and keep your things organized and easier to find. Size and Durable Material: Oversized travel backpack size: 21.68X13X7.88 inches (55*33*20CM), capacity: 50L, weight: 4.18 lbs (about 1.9 kg). The business backpack is made of high-quality oxford cloth and polyester and leather, which is waterproof, shockproof and soft. Comfortable Carry On Backpack: Comfortable airflow back design, thick and soft multi-panel ventilated padding provides you with comfortable back support, and breathable adjustable shoulder straps relieve shoulder pressure for easier travel. Functional and Safe: DBNAU Multifunctional Laptop Backpack can be used as a tote, shoulder bag and backpack, it can be used as a travel backpack, roomy bag, business