This lightweight backpack can expand from a 40x30x15 cm personal item to a 40x30x20 cm cabin bag, allowing it to meet the hand luggage and personal item requirements of airlines like Wizz air, Vueling, and Volotea. It features a spacious 18L main compartment that can expand to 24L with just the pull of a zip. Internally, you'll find an elastic pocket that's ideal for an iPad or compact laptop, as well as a large, unobstructed packing space, accessible via a wide clamshell opening.At the front of the bag, a comprehensive organiser pocket offers storage for travel essentials, while there's also a side water bottle pocket and a rear 'secret' pocket, perfect for storing travel documents or your phone.Whether you're looking to avoid Wizz air's hand luggage charges or simply prefer a more compact backpack for the personal item requirements of legacy airlines, try the Metz 18-24L on your next flight.