The bag is made from durable twill polyester fabric, ensuring it can withstand the rigors of travel The exterior of the bag features two large pockets, providing easy access to last-minute items, while the large interior zippered mesh pocket helps with organization The push-button multi-stage handle can be adjusted to different heights, and the top, bottom, and side carrying handles make handling the bag a breeze Four 360-degree spinner wheels enable easy mobility, and all pieces roll upright, reducing weight on your arm The bag includes a 2-inch expansion gusset, providing extra packing space, and features a full interior lining with compression straps to keep your items in place 30"exterior dimensions of 30"H x 18"W x 11"D + 2" Exp. (8.57 lbs.), interior dimensions of 28"H x 18"W x 11"D + 2" Exp., while the 22" spinner has exterior dimensions of 22"H x 14"W x 8"D + 1.5" Exp. (6.5 lbs.), interior dimensions of 20"H x 14"W x 8"D + 1.5" Exp.