• Promotes active sitting while strengthens the back and improves posture

• Fully adjustable backrest, Chair legs are height adjustable

• Sturdy sleek metal frame

• Includes 55cm/22" burst proof (up to 200lb)Sissel Silver Aero Ball & Pump

• A 40-page beginner manual for the exercise ball

A unique and comfortable alternative to an ordinary chair. Sitting on the TheraGear Ergo Ball Chair takes pressure off the spine, releases muscle tension, corrects posture, improves balance and strengthens the torso. The Ergo Ball Chair is designed with a sturdy sleek metal frame and adjustable back rest. The Ergo Ball Chair metal ringed base supports a 22"/55cm Aero ball. Chair legs and backrest is fully height adjustable for a customized fit. Includes rolling frame, 22"/55cm burst proof silver aero ball & pump, a 40 page manual for the exercise ball. The guide shows you how to perform each exercise correctly, including examples of common postural mistakes.