The Aerolite MiniMAX 18L trolley backpack is designed to meet Ryanairs strict 40x20x25cm free cabin allowance, making it the perfect under seat bag for budget travel, short trips, and family holidays. Lightweight yet durable, it offers two smooth wheels, a retractable handle and adjustable straps so you can carry it as a backpack or roll it effortlessly through airports. The spacious main compartment fits clothing and shoes, while the front pocket and mesh pouches keep passports, snacks, books, or tech accessories organised and within easy reach. A detachable toy pouch keeps kids entertained, while the foldaway backpack straps and wheel covers add convenience. Aerolite MiniMAX 18L Ryanair 40x20x25 Under Seat Trolley Backpack Set in Blue Size: Cabin