Six pack powerful wonder core designed to provide a laser focus on your upper, middle and lower abs and oblique muscles for a well-rounded workout you will feel all over. it is a fitness accessory that no athlete should be without.This wonder core machine is good for body workut muscle training and Active body.it also provide a low focus on your upper and lowe abs .with this machine you get to exercise your muscles,arms,shoulders ,thighs and legs.it is the perfect workout abs machine you deserve for that perfect look..