Don't worry about those huge gym costs, grab your own Home Fitness Twisting Turntable The two foot design is more efficient for muslce workouts than the traditional balance ball  The angle of the foot boards can be adjusted for optimal exercise  The feet boards will be suitable for any feet but just in case the size is 295 x 210mm Choose from four cool colours including: purple, green, pink and orange The plastic boards are non-slip and durable for your exercising peace of mind For just 22.99 pounds you can get fit for less with this Home Fitness Twisting Turntable