Trideer Ball Chair Yoga Ball Chair Exercise Ball Chair with Base for Home Office Desk, Stability Ball & Fitness Ball Seat to Relieve Back Pain, Home Gym Workout Ball for Abs, Pregnancy Ball with Pump

【Improve Posture & Relieve Back Pain】- Using our yoga ball chair for office can improve your sitting posture; strengthen your core muscles; reduce lower back pain to encourage a healthier life style
【Help Improve Childbirth】- The micro movements promoted by sitting on the pregnancy ball chair at home stimulates your body constantly, resulting in a heightened flexibility to help birthing
【Stability and Safety】- Our yoga ball chair is made of non-polluting and hypo-allergenic material; rated up to 330 lbs. The base keeps the stable ball from rolling around. The 65cm exercise ball is recommended for customers 5’3” to 5’10” in height