American Shield BALA Colorful series Lightweight slim fashion Laptops backpack ASBA990. computer notebook tablet,knapsack,rucksack bag Comfortable back Ergonomic shoulder straps for man woman school student -S Black Shoulder Strap System: Specially shoulder straps are ergonomically designed for comfort and control. Size: 13 x 18.5 x 8inch/34 x 47 x 20cm; Organizer Pocket: Interior organizer provides divider pockets for pens, pencils, cell phone. Plenty of pockets to organize whatever you need to carry. Open Viewing Compartment: Unique quick recognition window design accommodates most 12-14" laptops. Airflow Back System: Airflow design provides extra padding for comfort and maximum back support. Water Bottle Pocket: External dual pockets feature elasticized mesh, which expands to secure various size water bottles.