1. Flexibility and balance: The mini sports yoga ball is a useful exercise tool that can help strengthen the key abdominal muscles, improve core health, enhance endurance, posture, and balance. It is suitable for physical therapy, strength training, and shaping programs. It is quite suitable for Pilates and other training courses targeting the trunk, abdomen, back, arms, and leg muscles. 2. Good material: This soft Pilates ball is made of latex-free, hypoallergenic polyvinyl chloride, without any unpleasant polymer odor, and can bear a weight of 80 kilograms. It also has certain explosion-proof capabilities, so the sports ball can maintain elasticity and smoothness in various complex postures. 3. Puncture-resistant design: The small sports ball uses explosion-proof materials, which enhances safety and helps prevent the ball from collapsing. Even if it is punctured, the ball will deflate gradually without exploding, and there will be no large cracks or sudden pressure loss, thus reducing the risk of injuries. 4. Good physical therapy auxiliary tool: It is suitable for yoga, Pilates, fitness, or other sports, especially for office workers who lack exercise, and may help relieve hip and back pain.