Pack More, Worry Less: Our 28” expandable checked luggage(29.3*18.5*11.8-14) gives you the space you need for long vacations. The expandable section provides extra room for souvenirs or bulky items. Perfect for family travel or extended trips where every inch of space counts. (Only the 28" luggage is expandable) Durable & Scratch-Resistant Exterior: ABS+PC material, durable and lighter hard shell, features a textured finish to protect against scratches. The brushed finish minimizes scratches and hides fingerprints, keeping your luggage sleek and polished even after repeated use. The beveled edge design on the upper part enhances the luggage's toughness. Travel with confidence, knowing your suitcase arrives looking stylish and elegant, no matter the journey Smooth gliding anywhere: The unique-shaped multi-directional silent wheels will not make any noise when being rotated, and they’re more durable in structure and have undergone rigorous testing, including rolling 10 miles (equivalent to 40 laps of a 400-meter runway)with a 33 lb load. Built to glide smoothly for years. Whether on cobblestones, carpet, or slopes, they glide effortlessly through crowded places YKK Zippers & TSA-Approved Lock for Safe Travel: Equipped with high-quality YKK zippers that remain smooth even after 3,000 open-and-close cycles, preventing accidental breakage.A TSA lock that allows only TSA agents to inspect your bags without damaging the lock. The TSA-approved lock allows hassle-free security checks without forceful opening. Whether your luggage is packed with souvenirs or important items, your belongings stay secure and protected throughout every journey Adjustable Aluminum Telescopic Handle: Sturdy ergonomic aluminum telescoping handle system provides a fluent and smooth experience. You can adjust it to multiple heights, finding the perfect position for any traveler. No more bending or straining—walk comfortably and effortlessly on every journey. The uniquely shaped multi-directional silent wheels will not make any noise when being rotated, and it’s more durable in structure Quality & Support You Can Count On: Our products are rigorously tested for reliable performance. Reach out via Amazon anytime—we're here to help. Your satisfaction is guaranteed COOLIFE luggage insists on excellent quality to make your journey safe and enjoyable. This set is ideal for personal and business travel which is in line with airline standard. It will transport your travel essentials effortlessly and stylishly. The suitcase features multi-directional silent dual spinner wheels rotate 360 degrees for easy maneuverability while the sturdy ergonomic telescoping handle with adjustable 3-step provides fluent and smooth experience. Fully-lined interior with a separate mesh pocket, functional elastic cross ribbons to secure the packed clothes. TSA-approved keyless lock (set by a combination code) guarantees the security of your luggage. The set can be stored inside each other, offering more convenience and saving storage space. 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? Features: 360° double wheels: Four multi-directional smooth and silent 360° double wheels, for very high ride comfort. Material : Lightweight durable ABS+PC material ensures long-lasting usage and safety. Type of closure : Exquisite and durable zippers closure. Telescope handle: Push-button locking internal retractable handle system. Lock: TSA combination lock with resettable code for secure travel in the USA. Full-lined interior: Fully-lined interior with separate mesh pocket, Functional elastic cross ribbons to secure the packed clothes. 3 piece luggage set fits inside each other, features one 28inch suitcase for consignment, one 24inch suitcase for checking in and one 20inch suitcase suitable for carrying onto the plane. Measures: Size: 20’ L22in* W9in* H15in 24’ 27in* W11in* H17in 28’ L30.5in* W12in(14in when it is expandable)* H19.5in Capacity : 20in38L 24in60L 28in 93L Weight:20in6lbs 24in7.3lbs 28in9.7lbs Travel days: 20in1~4days 24in4~7days 28in 7~9days