The DYNA DISC works your core muscles more completely than a gym ball because it focuses on those muscles no matter what position you are in. Use it at home then take it with you to the gym. Slip it into your suitcase when you travel so that you can have a core workout in the hotel room.

One of the best core stabilization devices on the market

Same benefits as a gym ball but without the risk of falling off.

Perfect for seniors and chronic back sufferers to use in therapy, at home or even the office

Enhance weight training by standing on two DYNA DISCS.

Do sit-ups, lunges, deep knee bends, push-ups or leg lifts