Technology EMS: Coach Professional Electric hip uses EMS technology to stimulate muscle contraction and activate cells, which can exercise and effectively massage the muscles of the buttocks, thus strengthening muscles, helping to shape hips and tighten your thighs. Dale shape perfect body: Coach electric hips EMS is suitable for people who sit for a long time, leading to flat hips and falls, effectively improves the curve of the hips to shape a lovely body, quickly improves local blood circulation and promotes metabolism