2025 UPGRADE VERSION:This collapsible travel bag adds removable shock-absorbing wheels（Dual 8-wheel design） and One-piece moulded PC bottom shell,so the foldable luggage will be more convenient and practical to use UPGRADE MATERIALS:This suitcases with wheels is made from premium nylon fabric that is splash and liquid resistant, abrasion and scratch resistant, and lined with a tear-resistant lining for durability FOLDING SIZE ：This carry on suitcase with spinner wheels folds down to a compact 16 in x 8.66 in x 3.5 in easy-to-store pouch when not in use.There are three layers of the foldable suitcase with wheels,the basic size of the rolling expandable duffel bag is:14.5 in (H) x 16 in (L) x 8.66 in (W); First zipper opened: 17.7 in (H) x 16 in (L) x 8.66 in (W);Second zipper opened: 22.4 in (H) x 16 in (L) x 8.66 in (W) SPACIOUS: 2 compartment includes 1 deep main compartment open from the top and 1 zippered exterior pocket on the front，1 small zipper pocket inside,2 side pockets. The biggest capacity is 52L, perfect large luggage bag for family trip, consignment, immigrants, house-moving, etc MULTIFUNCTIONAL TRAVEL COMPANION: This foldable duffle bag for travel can be carried over both shoulders, cross-body, handheld, hand-pulled, etc. with a detachable strap &.detachable wheels, So as to be easily transported, suitable for family travel, business travel, international travel or moving Product Specifications Type: Rolling Duffle Bag with Detachable Wheels Design: Expandable & Collapsible for Space-Saving Storage Wheel System: Shock-Absorbing 361° Spinner Wheels (Detachable) Material: Durable Water-Resistant Polyester Ideal For: Air Travel, Road Trips, Gym, Sports, Weekend Getaways