Pressing all points of Hand and Finger at a time. Roll it over responsive center (hand & foot). It helps to reduce Tension tiredness pain sickness & also improves digestive system.It is made up of high quality plastic material. It consists of pyramidal pressure points to stimulate our responses center in hand. Easy to use. Do this for about 3-5 minutes daily before meal times for best results. The roller can also be gripped in your hand and held for 20-40 seconds at a time.