Includes 1 strong back stability ball & 1 pump. Build core strength. Improve posture. Bonus: Digital workout. Build core strength. Improve posture. Bonus digital workout (See inside for details). 65 cm stability ball ideal for heights 5'6 - 5-11 inches. Target Area: Upper back; lower back; upper leg; hip; calf. Work your way to your best self. At Gaiam, we know the importance of strong, healthy bodies. That's why our Gaiam Restore line has all the tools you need to prevent injury and rejuvenate to full-body healing. So you can stretch, massage, strengthen and flex your way to the strong, powerful, amazingly healthy person you were always meant to be. Gaiam restore. Say yes to a stronger, healthier you. It's not too much training, it's too little recovery. GaiamRestore.com. Free Workouts & How-To Videos: Complete library of excercises & wellness tips at GaiamRestore.com. Made in China.