The knobs at each of its four points can be used in a variety of ways to apply deep pressure to muscular trigger points. Placed against a wall or the back of an upholstered chair the user can lean into the upright knob. Placed on a carpeted floor it can be used to apply direct pressure to points on the bottom of the foot.
Pressure can either be deep and intense or gentle and relaxing according to the preferences and needs of the recipients.