This Acupressure Magnetic Stress Mat is good for your health. Comes with Stress Mat + Wooden Foot Roller for Knee Exercise + Wooden Acupressure Ball + Wooden Hand Roller for Body Massager+ Acupressure Pointer + Sujok finger Ring + Thumb Pressure +Kerala Roller Combo Kit. Energy Ball Wooden For special points of your Hands, Foot and Body. Roll in your hands for 5 to 10 minutes daily. Best for middle part of palm & finger relaxation. Stimulates acupressure points activates blood circulation, tiredness, freshness, effective in shoulder pain & total health. This is in pyramidal ball shape. hence it is known as energy-ball.