The ZenergyTMball chair is an exercise ball, but with the added benefit of the chair being stationary so it won't roll away when you're trying to take a seat. Designed with an (anti-burst) exercise ball that is covered in mesh so your seating experience can come alive. This design allows a little zip in your sit by providing movement that not only helps you sit comfortably, but also helps you concentrate and supports better posture and balance. The mesh cover comes in three inspiring colors (Crimson, Grass or Black), accented with four, powder coated legs and stationary glides

• Air pump to inflate exercise ball included
• Zenergy exercise ball chair with 100% Polyester mesh fabric covering
• Steel legs with durable powder coat finish, stationary glides for stability
• Seat height with fully inflated 17 1/2" anti-burst plastic exercise ball is 23" (height lowers when occupied)

Air pump to inflate exercise ball includedSafco Products