(1) The appearance is stylish, small and convenient, and can be carried out indoors at any time without having to choose a venue;
(2) Design the handle according to the ergonomic principle to ensure a comfortable hand. (3) Referring to the principle of dynamic inertial motion, a spiral vibration device is added on both sides.
(4) Vibrating back and forth through the rhythm to produce a good relaxing body effect Dynamic frequency
(5) Short exercise time, fast effect, only 6 minutes of aerobic exercise every day, you can reach