Note: It is the flat cushion but not ball, please don’t add too much gas!
33cm Durable Inflatable Yoga Massage Ball Pad Universal Sports Gym Fitness Yoga Wobble Stability Balance Disc Cushion Yoga Ball
1.The balance pad stands. Stand on a balance pad or cushion on one foot to keep your body stable. It is also possible to close the eyes, so that the stimulation of the proprioceptive nerves will be more intense, which will bring more challenges to the core stability.