Dual coil springs provide dynamic flexion of the PIP joint. Easily adjust tension using the proximal strap. Dorsal pads help distribute pressure. Approximately 2-3/4 lbs. (1.3kg) of force is applied when PIP is in full extension. Capable of flexing the PIP joint to approximately 80 degrees .
To size, measure dorsally from the MP to DIP joint.
Size A: 2-1/2in (6.4cm).
Size B: 2-3/4in (7.0cm).
Size C: 3in (7.6cm).
Size D: 3-1/4in (8.3cm).