Power Systems ProElite Stability Ball, 25-9/16" Dia., Dark Gray Replacement Casters LED and audible battery level

LED and audible battery level indicator warns of low battery voltage

Warning: Do not use this product if you have a pacemaker or other internal electronic device

Optional HEPA filter is available for critical filtration

Plastic body is mounted directly to a rugged all-welded angle iron dolly frame for extra strength

Power Systems ProElite Stability Ball, 25-9/16" Dia., Dark Gray Replacement Casters LED and audible battery levelOur most durable stability ball. Made of heavier, thicker gauged PVC material with an updated, dimpled surface this ball is more resistant to puncture, deformity, or losing shape. Ideal for heavy traffic and commercial use facilities. The smooth, slightly dimpled surface offers a full 360 degree range of use, no raised surfaces to impede comfort when rolling your body on it. Easy to inflate, and includes a tape measure make it easy to tell when you've