家で眠っているラタンリングを呼び起こしてください! その1 Spinning Arm Exsercise with Wing Chang Ring No.1

Spinning Arm Exsercise with Wing Chang Ring　is bringing a synchronizing unity to arms and hand forms. Bringing a great economy to the shoulders/elbows/wrists joints of both sides of the body allowing for maximized waist rotation forms as well.