... Magnetic Boundary. 3.Intelligent Massage Air Sac. 4.A Variety Of Massage Programs. Gianic multifunctional electric mattress is the representative of the ... lineW/O magnetic boundary.4. Matress has 12 air pressure massage air bags corresponding body’s shoulder, waist, thigh and ... shank and so on, with 4 air pressure massage models, like hand kneading, massage, stroke, vibration and so on, togetherwith ...