Massage Pillow is a really nice device for neck and shoulder area relaxation. Massage Pillows effect is based on vibration, which increases blood flow to the head, neck and shoulder area. It is made of high quality Lycra material that is breathable and comfortable against the skin. Massage Pillow is powered with a battery motor which contains six different vibration programs. The pillow is programmed to automatically switch off after 20 minutes of use. The batteries (2xAA, not included) are easy to replace. Includes massage cushion and operating instructions.