BOSSCARE 3D Zero Gravity Massage Chair,Full Body Shiatsu Recliner with APP Black W730P1624633D massage mechanism with flower shaped rollers SL The massage chair is equipped with advanced SL (S shaped) rails that follow the natural curvature of the spine. The SL rails ensure that the massage rollers target key pressure points along the back Full body airbags The massage chair features strategically placed airbags throughout the chair to provide a full body massage experience. The airbags gently inflate and deflate to mimic the sensation of a