22inch/26inch/30inch 22Inch with Front Opening(26inch/30inch without Front Opening) PLEASE CHECK CABIN SIZE WITH AIRLINE BEFORE YOU TRAVEL. This set of luggage uses highly durable polypropylene material. The small size features a front opening pocket, making it easier to access or store personal items such as laptops, pad, notebooks, and other belongings. It includes a TSA-approved lock for ultimate security. The 360-degree spin wheels are suitable and convenient for most travel situations. The sturdy trolley system is always ready to assist you. Keep your travel items neatly organized with internal zippered pockets.