Cardio Endurance & Core-strengthening Conveniently Compact/Non-electronic Workout DVD included! For use on ALL Total Gym home gym models. Comfortable back support – low impact on your joints Get a complete workout in LESS TIME! Just minutes a day compared to other forms of cardio that takes 30 minutes a day. Great total body workout for strength + cardio Cardio Abs Legs and butt Fun & easy for anyone of any age or fitness level Attaches to ANY Total Gym home gym model