Piece dimensions lxwxh - inches and empty weights: 28 inch upright 18x13x28 10.2-lbs 25 inch upright 16x10x24.5 8.4-lbs, 20 inch carry-on upright 14.5x8x20.5 7.2-lbs carry-on wheeled duffle 18.5x11.5x12.5 4-lbs personal bag 18x9x12.5 1.75-lbs * Polyester * All uprights expand an additional 2 inches for extra packing capacity when needed and include a locking retractable telescoping handle along with top, side and bottom carrying handles * Uprights have 4 spinner wheels for easy maneuver * Light weight