This best seller stability ball safely supports up to 330 lbs, so you can move with confidence! The anti slip stripes and frosted texture add extra grip on both the floor and your body, keeping every yoga pose, Pilates move, and core exercise controlled and stable. It is perfect for balance training, flexibility, physical therapy, and core workouts, and it even doubles as an active office chair to help improve posture and relieve back discomfort during long workdays. Each ball comes with a quick inflation pump, air stoppers, and easy instructions, making setup fast and stress free! 🦄Carolyn