Rollga's Hand and Foot Therapy kit is a SOFT, high quality EVA foam ball kit that helps alleviate hand and foot pain. The 1-inch ball is designed for smaller pressure points in the hands and feet, while the 2-inch ball is designed for compression treatments. The Hand and Foot kit comes standard with a high quality Rollga Bag. Use the Hand and Foot kit at your desk, in your car, or at home. It is ultra light-weight and portable. The Hand and Foot kit is a fantastic solution for Carpal Tunnel Syndrome, Text Thumb, Hand Pain, Cramps, Foot Pain, Plantar Fasciitis Pain, Shoulder Pain, Neck Pain, and even Hip Pain. To Use, roll one of the balls along tight areas to find the source of the pain and then compress the ball into the muscle fascia for relief.