BRAND NEW WITH TAGS!!!! Total 4 compartments: 1 separate laptop compartment, 1 main compartment and 2 front compartments provide multi-functional for your computer, A4 folder, books, clothes, etc. The dedicated laptop compartment fits up to 15.6’’ laptop, come with a elastic strap can offer the optimal protection for your laptop. Tablet slot fits 13.3’’ laptop, 12.9" iPad. Great idea for someone with multiple electronic devices. With inside charging cable and outside USB port, the backpack provides a more convenient and easier way to charge your devices. No need to keep power bank on the hand, make life easier. This backpack made of high density nylon fabric, the treated material makes the backpack stronger and water resistant. Lightweight: 1.82lb. Size: 11.5"L * 17"H * 7.2"D.