Top Power 8011 Transformable Convertible Carry-on Travel Backpack with Laptop Compartment The transformable Top Power backpack converts between two styles/lookings. Large multi compartment design with a computer compartment for laptops holds up to 16" notebook computer. Side mesh water bottle pockets. Organizational compartments (pens, keys, cell phone). Dimensions: 18.2x12.2x5.9inches