Backpack_R100. BB Their backpack designs are very good. Outer frame, and quick buckle design. Canvas X leather. ▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄ Back panel size (height x width): 45 x 50 cm (the width does not include the side pockets). The error of ± 2 cm belongs to the normal range. With traces of use, the photo is the actual item received, only this one.