3/4 Length Size * Women 9-10 Men 8-9 * Clinically Designed Doctor Recommended * At The Heart Of Every Spenco Rx Product Is A Unique Spencore Layer Spencos Cushion Layer That Absorbs Shock Reduces Friction And Improves Overall Foot Comfort * Firm Adjustable Arch Support * Helps Control Stabilize And Balance The Foot * Heat Moldable For A Custom Fit * Spencore Absorbs Shock And Reduces Friction To Improve Overall Foot Comfort * Unconditionally Guaranteed For One Full Year