The BOSU(r) Ballast(tm) Ball is a weight-filled stability ball designed to stay put. It increases the safety of your workout and opens the door to exercise progressions and dynamic drills that simply cannot be performed on a regular ball. The BOSU(r) Ballast(tm) Ball integrates easily with all types of fitness equipment and includes foot pump and workout DVD.
Features
Weight-filled stability ball
Integrates easily with different types of fitness equipment