Cabin Max Porto Lightweight Compact Foldaway Packaway Backpack Lightweight packaway backpack, perfect for packing into travel case and using for day trips, beach during the day. Features bottle holder,zipped storage, padded back straps Unzip the compacted bag to reveal the full sized rucksack measuring 45x24x15cm Tough light ripstop nylon Packs away to a compact 20x20x5cm 350g