Improve Your Fitness: Gonex Balance Disc is designed to massage your back, hips and feet while sitting on the chair and resting. It can also be used in rehabilitation, yoga, Pilates and workouts like standing, striding, squatting and hard lifting to enhance core strength, balance, coordination and flexibility.

Double-Sided Massage Points: The front side massage points are gentler, which provides low-strength massage and increase stably anti-slip performance. Meanwhile the back side massage points provide high-strength massage, relieving muscle and enhancing the body's perception.

Premium Quality: Well-made of high quality PVC, the wiggle seat is excellently explosion-proof and load-bearing. The max weight is up to 450 pounds. Thickened design and uniform molding make this cushion more comfortable and secure.

Wide Application: Size-13.4inch diameter, 2.8inch tall, perfect for home, school, office and outdoor use. Package includes a free pump for quick start. Please do not inflate too much.

100% Satisfaction & Money Back Guarantee: Please feel free to contact us whenever you need help with the item. We guarantee 30 days return and money back, 1 year warranty and lifetime customer service.