Carry on Luggage: This 20-inch small suitcase with wheels is meticulously designed to meet the size requirements (22"x14"x9") of most major airlines. It's your guarantee to bypass checked baggage fees, skip the carousel wait, and head straight to your gate for a smooth, efficient travel experience. Smooth Handling:Designed for comfort and control, this suitcase features a quiet two-wheel setup ideal for upright pulling over longer distances, combined with a 3-level adjustable pure aluminum handle that offers superior stability and effortless maneuverability. Durable and Lighter Hard Shell:This 22x14x9 airline-approved carry-on suitcase is crafted from lightweight yet ultra-durable ABS+PC material. Its textured surface resists scratches, while the beveled edges on the top enhance the suitcase's resilience. Comfortable top and side handles make it easy to lift the luggage into the luggage rack. TSA-Approved Lock:This TSA-approved carry-on luggage integrated combination lock allows security officials to inspect your bag without breaking the lock—ensuring a hassle-free screening process and peace of mind for all your domestic and international flights. Organization:The fully lined interior features strong cross straps and a zippered mesh pocket to keep your clothing compressed and secure throughout transit. These organizers help maximize space and prevent shifting, making packing neat and efficient. Coolife Luggage able to give you a sense of accomplishment when traveling. Many travelers used to too many leather and canvas suitcases. At least 80% of the suitcases are cumbersome and boring. The old ones will be ridiculous and uninteresting, making the whole journey dim. What we want to offer our customers is more than a solid case, but the customer's own style and cool life. Ready to travel with your cool life? The material use for Coolife Luggage is the ABS+PC material which very strong with lightweight. Wheel is a high-quality universal wheel and can turn with all direction.The internal three-stage adjustment section can better adapt to different heights of the crowd. Resistance to pressure, anti-fall, and solid is professional habits to check in and travel long distances. Three different size: Size: 20inch (22 x 8.9 x 15.2in) 24inch (17.8 x 9.9 x 26.1in) 28inch (20.1 x 11.8(13in when it is explandable)x 29.9in) 20inch and 24inch luggage is perfect for business and personal travel, 28in is expandable add 15% to the scalable space.