Seo Toolbar by Ab Glider - Version 1.0 The Ab Glider is a home fitness machine that intendeds to provide the user with muscle toning, and calorie burning exercises. The Ab Glider works the entire core section of the body, and also provides a great cardio workout.The machine works the lower, middle, and upper abdominal muscles, as well as the back, arms, obliques, and stabilizer muscles. Normally this type of machine would come with only one of these features however; the Ab Glider makes use of multiple types of exercises that provide both circular and crunching motion.