4 chamber. this item fits up to the following measurements:. leg length (half leg) 19"/48.3. groin na. mid thigh na. mid knee 30.5"/77.5. mid calf 28"/71.1. ankle 29"/73.7. arch 23"/

Quantity Per Sell: 1
Dimensions: 10 X 6.5 X 3 Inch
Weight: 1.2lb
SKU: GW-3045-H
Independence Item # DWGW3045H