Whether you are looking to tone and strengthen, improve core strength, lose weight, or simply get healthy and fit; the BOSU? Balance Trainer is easy to use, fun, and effective. Any exercise performed on the ground may be moved onto the BOSU? Balance Trainer to amplify the challenge and increase results. Use the BOSU? Balance Trainer, dome or platform side down…the options and exercise progressions are endless, and help to enhance mobility, strength, balance, and overall fitness levels. Anybody can use it, regardless of age or fitness level.