J&J FlexWiseâ„¢ Orthodontic Stainless Steel Lingual Retainer Retention Wire 40″
Introduction to the FlexWiseâ„¢ Retention Wire. The FlexWiseâ„¢ retention wire is a fixed lingual retainer composed of braided stainless steel, engineered to eliminate the need for manual bending or anatomical customization to fit the lingual surface.