Gaiam Classic Chair Ball - Extra 52cm Balance Ball, Charcoal | 52cm (20.5in) Diameter

• OFFICIAL CHAIR BALL: This 52cm Balance Ball is made exclusively for the Gaiam Classic Balance Ball Chair models (Including Backless) as an extra or replacement ball (Chair NOT included)
• BOOST ENERGY LEVELS: Using the same ball as the exercise guide, this chair helps to build a healthier core, align the spine, relieve back pain and stiffness, boost energy levels and increase productivity with an active body and a focused and engaged mind
• RECOMMENDED USER HEIGHT: Designed for users 5' to 5'11" tall and fits most standard-height desks. For a taller chair, add 2 inches with Gaiam's compatible leg extenders, sold separately. 300-pound weight capacity.
• REMOVE BALL FROM CHAIR FOR WORKOUTS: Remove the balance ball from the chair to perform core workouts and stretching routines. Reduces nerve compression
• INFLATION INSTRUCTIONS: For a perfect fit, it may be necessary to re-inflate the ball once or twice after the initial inflation to stretch to its final size. Inflate ball with air, let stand for 24 hours, deflate 50% then fill again to 52cm height.

• Initial Inflation — Inflate the ball with air using a pump. Allow it to stand for 24 hours to enable the material to stretch to its full potential size.
• Second Inflation & Fit — After 24 hours, deflate the ball by 50%. Then, refill it again to achieve the final 52cm height, ensuring it is firm and ready for use.
• Use with Chair or Standalone — Place the inflated ball into the Gaiam Classic Balance Ball Chair base for active sitting, or remove it to perform core workouts and stretching routines.

Typical situations where Gaiam Classic Chair Ball - Extra 52cm Balance Ball helps — illustrative scenarios, not customer reviews.