19。?LARGE CAPACITY & MULTI COMPARTMENTS & LIGHT WEIGHT : CAPACIOUS, the backpack Dimension : 20\"H x 12.5\"W x 8.5\"D. weight : 1.8lb, Total 9 pockets, 2 main compartment, 1 laptop compartment, 2 front zipped pocket, both side water bottle pockets for holding water bottles or umbrellas, 1 inner pockets for keys, pen or small accessories, 1 anti theft pocket for protect your belongings, 1 glasses pocket & mesh pocket on straps, the multi pocket & compartments keep your things organized. ?USB CHARGING PORT & ANTI THEFT & NIGHT LIGHT REFLECTIVE : External USB CHARGING PORT with built-in charging cable ,provides a convenient charging of your electronic device anywhere, ANTI THEFT back hidden pocket with zipper design will keep your valuable belongings such us credit cards or purse safe, NIGHT LIGHT REFLECTIVE design on the front of the backpack will keep all the users safe when use the backpack in the night or dark area. ?STURDY BACKAPCK: The PROETRADE Backpack / Daypack is made of HIGH QUALITY Anti Scratch Fabric with zipper design, it’s very sturdy, tear resistant, . Which can effectively prevent your belongings from the dustand dirt. uckle and strength zipper make it long lasting. ?BACK LUGGAGE SLEEVE & GLASSES POCKET & AIR FLOW SYSTEM : BACK LUGGAGE STRAPS Design allows your backpack fit on luggage or suitcase for easier transport, GLASSES PCOKET for hanging your glasses, AIR FLOW SYSTEM, Ergonomic S-Curved Shoulder Straps with breathable mesh and back panel