Atlantic's Compass Unite 29" Upright is an expandable spinner convenient for that short business trip or get-away vacation. Link2GoT system connect luggage back to back with Velcro straps and roll two pieces with just one hand, or comfortably roll four pieces at once!. 360-degree 4-Wheel creates a smooth roll through the airport. Durable crash-guard wheel housings, skid bars and corner guards. Built-in zippered wet pocket separates your items.Locking retractable handle has two stops at 38" and 41", providing a comfortable grip for users of different heights.