Back: Six Driving wheels go up & down, super long distance massage. Main symmetrical massage according to the important points in back called backbone. Combined with kneading, beating and shiatsu massage mode.
Buttock: Air pressure Super covered air pressure massage in calfrest, it is piled up with three chain which consist of eight airbags for each for enhancing the massage effects. The calf frame can be extended horizontally. Intelligent detect for physical massage figures. Full auto massage and completely massage strength control. Automatic ascending & descending in back and calf.