Introducing the revolutionary FitTrack Wheel- an Automatic Rebound Ab Exercise Wheel that takes ab training to the next level. This Ab Training Roller is designed to automatically rebound back after each roll out, delivering an effective core workout. Equipped with a timer, you can track your progress and avoid overtraining. Plus, the convenient phone holder ensures that you can easily access your favorite workout tunes or instructional videos on your device. Say goodbye to boring ab workouts and hello to the ultimate in-home fitness solution with the FitTrack Wheel.