The Overball Soft Gym Ball is the premier mini ball available on the market today and has been created by Gymnic, designers of the incredibly popular Gymnic Therapy Balls and a company with a real reputation for top quality design and innovation.The Overball Soft Gym Ball is a very versatile gym ball, ideal for a range of uses, that can be used to enhance the benefits of activities such as resistance training, pilates, or other exercise or workout routines. The Overball has a relatively small diameter and a soft, easy to grip texture to its surface, making it both very easy and comfortable to use, and easy to pop in a sports bag for convenient transportation.