Product Description Rigid Air Seat Imagine a traditional yoga ball enhanced with a sleek, tailored cover. The premium anti-burst PVC inner ball is securely enclosed within a tightly fitted, expertly crafted outer cover, creating a unique seating experience unlike any other. Maintains its shape, resists deformation under weight, and provides just the right amount of cushioning for comfort. Each cover comes with a high-quality anti-burst PVC inner ball. Helps relieve lower back pressure, improve posture, and promote active sitting. Sitting motionless for extended periods can strain joints and lead to muscle discomfort. This round seat breaks away from conventional office chairs, encouraging natural movement throughout the day. Enjoy the freedom to shift, bounce, and adjust your posture while seated, supporting joint and muscle health. Versatile Design Use it as a desk chair, fitness accessory, or footrest. Incorporate it into daily exercise routines for balance training, yoga, or Pilates. After a long day, place it in your living space and use it as a ottoman to rest your feet.