20" DIMENSIONS: 22" x 14" x 9"-11". WEIGHT: 7 lbs. 28" DIMENSIONS: 30" X 21" X 13"-15". WEIGHT: 11.5 lbs. 2PC SET WEIGHT: 18.5 lbs. ULTRALIGHT & DURABLE: Made with a hard-shell ABS & PC material and molded corner guards for extra protection. The interior features tear-resistant polyester lining. 15-20% EXTRA PACKING CAPACITY: Features a 2-inch expansion. SPACIOUS INTERIOR: Dual-sided packing. Pack all your small belongings in the 5 interior pockets. 8-WHEEL, 360-DEGREE SPINNERS: Smooth, quiet, and effortless maneuvering.