... water pillar, to knead the head, neck, shoulder and back. It can wake the prain, reduce the headpain ... , remove the tire, release the muscles, and remove the pain from theshoulder.With the warm water ... , neck, shouder, and back to relax the brain and body, take you out from boring and vexation.Descriptions:Material: ... 63mmOutlet size: 2 inchesspraying board: 1500*200mmCorners of spa pool: