32 cm x 43 cm x 21 cm backpack made of Polyester.Two compartments ideal for organizing DIN A4 size books, notebooks, folders and folders.Front pocket for small accessories and school supplies and two side pockets to store the bottle and umbrella.Double wheel to improve the rolling of the backpack and provide greater resistance.Reinforced back with wide, ergonomic and padded straps that adapt perfectly to the back to offer the greatest comfort.It also offers the possibility of hiding the straps to carry it trolley style.