Today, Jan. 2 only, you can snag 30% off Gaiam Balance Ball Chairs. That makes this Gaiam Balance Ball Chair only $55.98 (reg. $78.98!). This balance ball chair is available in six colors including: purple, black, blue, green, ocean, and wasabi. 

• Helps build a healthier back, align the spine, relieve pain, and improve your overall well-being
• Designed for users 5-feet to 5-feet, 11-inches tall; 300-pound weight capacity
• Includes removable 52-centimeter Balance Ball, an adjustable back support bar, easy-glide caster wheels (2 lockable), secure metal ball holder, air pump, and a desktop exercise guide
• Note: for optimal performance, it may be necessary to re-inflate your new Balance Ball once or twice after the initial inflation