Feature: -Double-Sided Core Sliding Discs. -Work great on carpet and hard floors. -You can take them anywhere with you while travelling. -Whole body workout to hit all parts of your body. -Lightweight, portable and easy to use. -Sport-Specific training with the fitness gliding discs you can train to a big variety of sports like: Skiing, Skateboarding, Surf, and all the others sports that needs a bigger stability. -Includes a convenient carry bag, to take with you to the gym, while travelling. -Synergee Core Sliders engage your core muscles throughout the full range of motion of an exercise while introducing a balance challenge. The long, graceful movements are also a good way to increase flexibility. -These small discs can broaden your range of exercises while reducing your risk of injury. If you are looking for core toning exercises, you may have found your secret.