Expandable Piquadro backpack, with 12" computer pocket and iPad/iPad Air compartment, bottle pocket, cord for attachment to the trolley. This backpack is divided into 2 main compartments, both equipped with zips. Internal door pockets objects, pen holder, removable key ring, spaces for credit cards or business cards, cell phone pocket. Measurements in cm: 32.50 x 39 x 20. The Blue Square collection is made of tanned calfleather. chrome mineral and aniline finished. The traditional tanning system keeps the beauty of the leather unchanged over the years. The raw cut edges, hand painted in blue, liven up the business character of the collection and represent a highly recognizable distinctive element.