WDR stands for Wider, Deeper, more Resistant

• Black to the Floor BILLY Classic D|R High Tops (Deeper and more Resilient). This silhouette consists of three widths: Medium (MDR), Wide (WDR), and Extra-Wide (XDR). 
• Functional laces for adjustable fit.
• Upper opens completely allowing for unobstructed entry and visual sizing confirmation.
• Thick knit Polyester fabric upper lining and sock lining for more durable wear and increased tear resistance.
• Wrap-around zipper closure provides fun and easy entry.
• Durable insole board and outsole rubber compound help to withstand aggressive toe drag and heel striking.
• Two removable insoles (3mm each) for adjustable depth and use of custom orthotics.
• Imported.