Baum Calibrated V-Lok Cuff and Single-Tube Inflation BagCalibrated V Lok single tube cuffs clearly indicate whether or not the correct size cuff is being used Center of the bladder is clearly marked on the inner and outer surfaces of the cuff for correct application on either the right or left limb Hook and loop fasteners provide optimal number of open close cycles Cuffs conform to the shape of the limb and have no hard or stiff edges Made of tightly woven, heat set Dacron polyester fabric, are double