High-quality Wire-Foam™ construction for a customized fit. Produces extensions of the PIP or DIP joints. Capable of fully extending the supple joint. May be worn on adjacent fingers. Tension adjustable by careful bending. Lighter tension than models #501, #502, #507 and #508.Quantity: 1Size: X-Small, Small, Medium, Large, or X-LargeMaterial: High-quality Wire-Foam™Force: Full flexion ≈ 1.75 lbs.; Full extension ≈ 1.0 lbs.Manufacturer: DeRoyalIndications: Crush injuries; Boutonniere deformity; Burns.Options:X-Small (602AA) UPC: 00749756127301Small (602A) UPC: 00749756127295Medium (602B) UPC: 00749756127318Large (602C) UPC: 00749756127325X-Large (602D) UPC: 00749756127332Sizing Guide:Measure Distance from MP Crease to Distal Finger Crease on Volar SurfaceX-Small: 1 1/4inSmall: 1 1/2inMedium: 1 3/4inLarge: 2 1/4inX-Large: 2 3/4in