... of your spine, Emulational mechanism hand massage.Beauty salon spa pedicure massage chair Glass bowl wood armrest pipeless ... one year warrantly.Chair specifications :8 fixed massage balls / mechanical hand(with 6 massage style: kneading, knocking, flapping, hitting, shiatsu, ... kneading-knocking, MP3 music, 4 airbags) massage body: neck, shoulder, back, waist.vibration in the seat ...