Every pupil, student, parent or athlete should have a grey 4F backpack offering a range of uses. Practical zippers provide easy access to the interior, which can hold A4 format. Main compartment with an open internal partition, fastened with a two-way zipper, will allow you to safely store books or a laptop. Two additional pockets with a zipper (1 smaller on the front + 1 larger with a two-way zipper) will help you stay better organized. Three side pockets (2 open mesh + 1 zipped) will provide easy access to small items. AFS back ventilation system in the form of soft panels lined with breathable mesh allows for the free release of hot air. Soft adjustable shoulder straps, lined with breathable 3D mesh will ensure comfortable wearing. The top handlemakes it easy to carry in your hand or hang under a desk or school bench.Reflective elements increase visibility after dark to improve safety.The backpack will not only relieve your spine, but will also allow you to maintain perfect organization of the equipment you carry. Technical data: Dimensions: 45x29x15.5 cm Capacity: 20 l Main material: 100% polyester Lining: 100% polyester Main compartment with an open inner partition, fastened with a two-way zipper 2 additional pockets with a zipper (1 smaller on the front + 1 larger with a two-way zipper) 3 side pockets (2 open mesh + 1 zipped)  - 4F backpack- 4F logo- backpack made of high quality materials- main compartment that fits A4 format- laptop compartment- zipped pocket on the front- open mesh side pockets- zipped side pocket- handle for lifting/suspension- contoured and adjustable straps- capacity 20 LSize chart:Height - 45 cmWidth - 29 cmDepth - 15.5 cm*dimensions provided by the manufacturer