The Thumper Sport is a conveniently priced, portable, ?feel good" massager, designed specifically for home use. It was developed for active individuals who need to relax their muscles after exercise and for those who don't get enough exercise and need to improve circulation in their bodies. It is ergonomically designed for easy self-use and comes with two sets of massage spheres to customize your massage. Weighing only 3 lbs., it is ideal for the office, gym, home or anywhere you can plug it in.