DIMENSIONS: 33x52x31 with structure, 32x46x30 without structure; Capacity: 47 lt Backrest: Padded and covered in fabric. Shoulder straps: Padded and covered in fabric. Detachable front pocket via zip that becomes a backpack with shoulder straps in ribbon, inside pocket for water bottle. Decomposable trolley with maxi wheels 10 cm. Crossover System with clips for attaching tapes. Double telescopic bar with two height adjustments, reinforced bottom and corner guards. 3 possible uses: 1) trolley use with full retractable shoulder straps in the backrest; 2) backpack use without unhooking the cart; 3) backpack use when completely unhooked from the cart. New custom rubber label with SEVEN logo