Upgrade your workday with the Gaiam Classic Balance Ball Chair — the original ergonomic active sitting solution. Created with the input of chiropractic pioneer Dr. Randy Weinzoft, this innovative chair blends wellness with functionality to promote movement, posture improvement, and core engagement throughout your day. Whether you're working from home, managing a classroom, or tackling daily tasks at the office, this chair encourages subtle micro-movements that keep your body active and alert. The removable balance ball doubles as an exercise tool, while the sleek frame provides mobility with easy-glide caster wheels. Ideal for users between 5' and 5'11", this chair supports up to 300 lbs. It includes everything you need to get started: a 52cm ball, chair frame with wheels, metal support bar, air pump, and an exercise guide for quick stretches and strengthening moves. Say goodbye to stiff, slouchy chairs. Say hello to better posture, improved core strength, and a more energized you.