Vibration Massage The back massager with 10 powerful vibrating motors (8 spots for the back and 2 for the thighs ) and heat function, provides a soothing gentle massage for the back and thighs to help relieve stress and tension. Mode Setting The chair massager allows you to choose the massaging area: Neck, Upper back, Lower back or Seat, combines all of these areas with, all-inclusive 5 programmed modes and 3 variable massage intensities to give you the best massage you can customize. Fast Heating & Safe The seat warmer has 2 heating levels for the full-back and seat area, providing heat for the back, hips and thighs. The back heater and seat heater can work separately. Fast heat-up, overheating protection system, and 30-minute auto shut-off for safe use. Soft Plush Fabric & Non-Slip This seat cushion cover is made of 100% ultra cozy plush, soft polyester that offers a comfortable and great feeling for body touch. Non-slip rubber bottom, STAYS IN PLACE: A dual adjustable strap goes around the back of the chair seat to keep the cushion stable and secure. This massage chair pad is a vibrating massager only, not a shiatsu massager with roller balls.