Dualoai Balance Ball Core Training Semicircle Balance Ball Balance Trainer Half Exercise Gray.The balance ball has a diameter of 46cm. The package includes 1 ball + resistance bands + air pump.Half Ball Balance Trainer is fit for push ups, squats, sit ups, mountain climbing exercises, lunges, planks, and many other workouts to make full use of your home fitness routine.The Balance Ball is made from PVC and PP, which is lightweight, wear resistant, sturdy for long time use, and easy to clean.The anti slip pattern enhances user stability to the maximum extent, allowing you to securely stand, jump, kneel or lie on this balance training equipment.With a strong load capacity, it is very convenient to carry and store in the gym, at home, or in the office. The included air pump can help you adjust resistance as needed.Balance Ball Semicircle Ball Thickened. Fitness Ball Pilates Foot Hemisphere Support. Pilates Exercise Equipment Training Ball. Exercise Half Ball Balance Anti Slip Home Gym. Fitness Ball Full Body Workout Equipment.