20 IN External Dimensions: 22x14.6x9.6 IN(Including spinner wheels, handle, accessories, etc.), Internal Dimensions: 18.3x13x9.5 IN, Weight: 9 LB, Capacity: 36L. 28 IN External Dimensions: 29.5x20.3x12.2 IN(Including spinner wheels, handle, accessories, etc.), Internal Dimensions: 25.9x18.7x12 IN, Weight: 13.6 LB, Capacity: 103L. Smooth Rolling Performance: Featuring wheels with built-in springs, our carry-on luggage minimizes vibrations and increases durability. The spring system provides a more stable roll. Glide easily over different surfaces with less effort and greater stability, making your journey more pleasant. Upgraded TSA Lock: Dual-safety protection - the embedded structure resists impact, and the dual-side pressing prevents accidental opening, extending the lifespan of the lock; one-button quick opening without zippers, bidding farewell to jamming, ensuring efficient and safe travel. Aluminum Frame + 100% PC: One-piece molded aluminum frame for deformation resistance and reinforcement; 100% PC case, with superior toughness and resilience compared to ABS+PC, providing 360° robust protection for luggage safety. Durable Corner Protectors: This hard sided luggage includes four aluminum corner protectors and is reinforced with an aluminum frame. Corner guards and aluminum frames provide sturdy protection, against knocks and extreme temperatures. Ensure your luggage and belongings stay intact and secure, even in demanding travel conditions. LUGGEX's Commitment to Quality: LuggeX black suitcase comes with a free 3-year protection plan. Our dedicated customer service team is ready to assist you within 12H if you encounter any issues with our reliable travel suitcase. all aluminum carry on luggage no zipper aluminum frame carry-on luggage 20 inch zipperless suitcase carryon with wheels hard sided luggage with spinner wheels hardshell metal 28 inch trunk luggage white mens durable luggage caryy-on hardsided smart carry on luggage silver luggage