Gold"s Gym Ultimate Abs Ball: * Unique shape for an ultimate abs workout * Specially designed with a "peanut" shape to allow proper positioning, back protection and ultimate comfort while exercising * Versatile tool allows you to perform a variety of core exercises and even strength training workouts by using the ball as a bench * Includes a dual action hand pump for easy inflation * Illustrated workout poster to achieve maximum results * Model# GG-3059R