An instruction video of a man balancing his legs on an exercise ball.
Someone is holding himself up with his legs supported by a medicine ball as someone narrates.
A man is explaining while another demonstrates how to do a push using an exercise ball propped up under your chins.
A man is in a room demonstrating how to use a exercise ball.
The man is explaining and showing how to do exercise ball pull-ups.
A muscular man is demonstrating how to do an exercise ball pull-in.
A man is placing his shins on an exercise ball with the rest of his body fully extended.
A man is displaying an exercise move using an exercise ball.
A man is following instructions and doing pull ups with an exercise ball.
A man is demonstrating how to do an exercise by pulling a yoga ball in with your legs.