The perfect size for everyday use, this backpack measures 18″ L x 13″ W x 5″ D and has a volume of 18 liters. It also features a separate laptop compartment https://bagshopes.com/backpack-with-built-in-lunch-box/ that can accommodate up to a 16.2″ laptop as well as 15″, 14″, and 13″ laptops.