Since there's no such thing as too much packing space, the ZDX 27" Medium Expandable Spinner gives you more, w/2.5" of zippered expansion depth & our patented Outsider® handle for a flat, roomier interior. Lots of other thoughtful details include our Smartlink strap for connecting 2 bags, a roomy, gusseted outer pocket for a jacket & an easy-to-grab bottom handle, all designed to keep you & your stuff merrily rolling along. Protected by Briggs & Riley's Simple as that® lifetime warranty.