Expandable Luggage Overall Dimension: Hanke 20 inch carry on luggage measures - expands from 21.5” x 13.8” x 9.3” to 21.5” x 13.8” x 10.6” (including wheels and handles), weight at just 8 lbs. Packing Capacity: expands from 40L to 46L. Ideal as an international carry-on suitcase for weekender trips or business travel – no checked baggage needed Smart Expansion for 15% Extra Capacity: Unlock up to 6L additional packing space instantly. Our expandable design transforms this hard shell carry on luggage into a versatile traveler, letting you pack souvenirs or extra essentials effortlessly Revolutionary Top Opening Trunk Design: Unlike traditional luggage, our Top Opening Luggage functions as true Trunk Luggage. Access contents vertically without floor space, perfect for tight airport queues or car trunks. Doubles as a sturdy storage solution at home Premium Travel-Tested Components: Features silent 360° spinner wheels for cobblestones/carpets, heavy-duty explosion-proof zippers, and TSA-approved locks. The ergonomic multi-stage handle ensures comfortable maneuverability across all terrains Durable 3-Layer 100% PC Hard Shell: hanke hardside suitcase delivers exceptional impact resistance without the bulk. The shatterproof material prevents cracking. Lightweight yet 30% tougher than standard carry on luggage materials – perfect for rough baggage handling Lightweight and durable design: Classic luggage is designed with a durable, water repellent, and lightweight 100% polycarbonate shell. Travel-friendly navigation: Premium 360° smooth-gliding wheels for maximum maneuverability and a quick-release trolley handle with 2 adjustable height settings provide stability and ease along with an underside grab handle for easy lifting. Spacious interior organization: Featuring a patented compression pad system and interior organization to help you pack more in for 3-5 day trips, including a water repellent laundry bag. Airline approved: Meets carry-on requirements for most major airlines and stays secure with a TSA-accepted combination lock. Strong & Lightweight: Built with a reinforced aluminum frame and impact-resistant polycarbonate shell, this lightweight 8.15 lb zipperless carry-on is ultra-durable. Dual TSA-approved locks provide extra security, keeping your belongings safe during travel. Effortless Mobility & Comfort: 360° spinner rolling wheels glide smoothly, and the 4-level height adjustable handle ensures easy handling. Bag holder studs let you secure extra bags, perfect for business trips and weekend getaways. Airline Approved & Bonus Cover: This carry-on suitcase fits in overhead bins. keeping your suitcase looking new trip after trip Smart Storage & Organization: the 35L main compartment (19.5” x 12.5” x 6.5”) features a mesh pocket, wet pocket, and X-straps to keep clothes and essentials neatly packed. 【High Quality Accessories】 Durable spinner wheels, which are composed of precision shaft center and thickened wheel skin, are very wear-resistant, quieter and have strong bearing capacity. They are applicable to different roads such as cobblestone road and carpet road. Smooth and durable reinforced explosion-proof zipper reverse coil prevents burst zipper. TSA-approved combination lock is safe and convenient. The ergonomic telescopic handle is adjustable in multiple layers.