This feature-packed travel backpack was made with the multiple uses in mind. Whether you are using it as your everyday backpack or as a TSA friendly travel gear bag for events, the 30L capacity gives you plenty of room to fit your playing gear and your casual clothing. Durable, water-resistant exterior shell and zippers. Full perimeter main compartment for lay-flat packing. Luggage compartment with mesh dividing wall.Versatile design with over 20 multifunctional storage compartments. Separate cushioned sleeves fit 17.3 inch laptop and 10 inch tablet. Ergonomic padded shoulder strap with zipper card slots and elastic sunglass strap. Padded ergonomic air-flow back support. USB charging port - connects from internal power bank (not included). Insulated waterproof and expandable side pocket. Two additional toiletry/accessory packing bags 8.5? Capacity: 30L, Weight: 3.3 lbs, Outer Dimensions: 20?