This 2 piece hardside set includes a 21" and 28" spinner. Single spinner wheels. Polycarbonate split-case shell. American Tourister-branded push-button locking pull-handle. American Tourister-branded zipper pulls. Split construction with large lining pocket on interior panel and cross-straps with fun printed lining. Textured shell finish is scratch resistant, keeping cases looking great! 21" Dimensions Body Dimensions: 21.0" x 13.25" x 9.0" Overall Dimensions: 23.0" x 16.0" x 11.0" Weight: 6.1 lbs. Carry-On size and weight allowances vary by airline. Go to AIRLINE CARRY-ON GUIDE for more details. If the bag is overstuffed, it may not be accepted by the airlines. 28-inch Dimensions Body Dimensions: 28.0" x 19.75" x 12.0" Overall Dimensions: 30.0" x 22.0" x 14.0" Weight: 7.2 lbs. The 28-inch Spinner meets checked luggage requirements for most major airlines Weight: 19.95 lbs. Body Dimensions: 28.0" x 19.75" x 12.0" Overall Dimensions: 31.9" x 20.9" x 12.6"