Lightweight yet Hard Shell: This carry on suitcase was made of 3-Layer polycarbonate hardshell; High-strength and sturdy to provides elasticity and resiliency Built-In TSA Code Lock With Smooth Zipper: TSA zipper lock for security during international travel; Meets most domestic and international airlines regulations, and equipped with smooth zippers for easy access to your items More Effortless Traveling: This suitcase equipped with 8 silent universal spinner wheels and aluminum telescoping ergonomic handle with 4 levels for effortless control and maneuverability; Equipped with top and side easy grab handles; Bumper feet on side for protecting the case Spacious Packing Interior: Split case designed with 2 roomy fully lined compartments; Zipper mesh pocket can make items neatly organized Overall Dimension: 29.1" x 16.6" x 13.3" (including wheels and handles) ; Weight: 11.44 lbs; Packing capacity: 99 L. This 28 Inch luggage cannot be nested with the 24" luggage. Look smart and travel intelligently with the LEVEL8 checked, including everything you need on the go. The suitcase is made of polycarbonate hardshell, and geared for easy and efficient travel in today’s modern, technological world.