10-1099 Size: 3" H Item sold separately Features: -Use to strengthen and condition lower body. -Perfect for vestibular training. -Improves ankle range-of-motion, balance, body awareness, and develop joint mobility and reaction skills. -Durable, heavy-duty, and non-skid. -Lightweight, compact for portability. -Available in 2" height (Intermediate) and 3" height (Advanced).