ABS shell with front corner protectors for durability and protection, 2-inch expandable feature allows for additional packing capacity, Eight (8) spinner wheels system for smooth mobility Push-button retractable handle system for easy maneuverability, Built-in 3-digit lock for added security, Top and side carry handles for versatile carrying options The fully lined interior features a zipper divider for organized packing, One mesh zipper accessory pocket for convenient storage, and compression straps to secure belongings during travel Interior Dimensions: 25" H x 16.5" L x 10.5" W Exterior Dimensions (Including Wheels): 27" H x 17" L x 11" W - 8 lb