Includes a rolling nail case & 4 backup universal wheels (2 with brakes) for easy replacement after longtime use Nail desk features an expandable tabletop for serving as a workstation, and it can be folded into a wheeled travel case Comes with 4 drawers for large storage, and an upper compartment with dividers for organizing polishes Features multiple elastic straps under lid for holding brushes, pens, etc. Replacement wheels: tool-free replacement by removing the broken ones & snapping in the new ones