The Mtrocraft laptop backpack has multiple expansive interior compartments to hold books, folders, accessories, and other items. In addition, the quick access "speed pocket" provides a secure place for your cell phone, boarding pass, or other small items. On the outside of the bag, meshed pouches can store your water bottle.When you travel with your computer, there is no need to bring an additional bag or sleeve. The padded interior features a separate interior space that is able to hold up to 21inch laptops and notebooks. The MTROCRAFT laptop Billion also has a smaller pouch for tablets.