Power Systems ProElite Stability Ball, 25-9/16" Dia., Dark Gray Replacement Casters nylon base with silver accents

nylon base with silver accents and dual wheel casters makes it easy to roll across the floor

Marina resin stackable arm chair

Optional HEPA filter is available for critical filtration

LED and audible battery level indicator warns of low battery voltage

It's adjustable noseclip and soft nose foam helps provide a custom fit with secure seal and reduces potential for eyewear fogging

Power Systems ProElite Stability Ball, 25-9/16" Dia., Dark Gray Replacement Casters nylon base with silver accentsOur 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