Professional Quality: Thoughtfully designed and intentionally made with premium material. Featuring rugged PVC and an unparalleled 660 pound capacity. The Greater Goods balance disc will help you achieve workouts, poses, and stretches time and time again..A Thoughtful Disc: Greater Goods balance disc checks all the boxes: made of non-slip, matte material that won’t harm the surfaces you use it on like glossy discs can. It also has an accommodating 13 inch diameter, perfect for anything from low-key stretches to more intense exercises. Plus, with the included air pump, inflate the disc to your desired level..A Versatile Experience: Perfect for using on your desk chair as a wobble cushion—a great tool for posture improvement and core activation. Balance discs also benefit activities such as: physical therapy, injury recovery, yoga, pilates, and any sort of workout..The Perfect Home Gym: It starts with a great balance disc. It only gets better with more Greater Goods home fitness products, like our yoga mat, exercise ball, yoga blocks, and resistance bands. A perfect home gym is achievable—and on a budget—it just takes thoughtful gear..True Support: Our friendly team in St. Louis are industry experts at-the-ready to assist you with any questions that might arise about your balance disc. We take pride in our work and want you to have a great experience from beginning to end.