High quality product. You can simply put your feet with shoes on it, the vibration not only stimulate the bottom of feet, but also the top of the feet. Children love to sit on top of the pillow, lean back on it or hug it to feel the relaxing and calming vibrations. Extremely Decorative: Can Be Use Anywhere! Automatic and ready to go! Just press against it! Cordless, no controller needed. The back of the pillow has a zipper stretching across that allows for the two “D” batteries to be changed very easily. Just unzip the cover, pop out the two “D” batteries and put the new ones inside. The batteries will last several hours of constant vibrating & will not wear down very quickly at all. This pillow operates on batteries. This pillow is very versatile. It can be easily operated while sitting in any type of chair, while riding in the car, or relaxing in bed. This pillow looks like a “throw pillow” and as a result, most people leave it on their favorite chair when not in use. This massage pillow is also hand washable and can be air-dried. Do not put the cover in the clothes dryer. What a great gift this is! Enjoy your massage pillow and be sure to get one for someone you love!