The Gaiam Core Training Workout is designed to strengthen the main core of the body, the most important tool to strengthening the rest of the body. The reversible, heavy duty inflatable dome increases your fitness results by engaging key stabiliser muscles that other workouts ignore. The attached adjustable foam handled cords allow you to also tone and sculpt the rest of the body including the abs, glutes and arms. This combination workout is a simple to use cardiovascular workout that is highly effective and an affordable home workout aid designed to strengthen and improve the core, and make a big difference to your ability to perform everyday duties.