1.Upper section 5 wide jade rollers(for neck/head and lumbar massage).S Shaped Patented Drive Rail in upper back will follow the contour of your spine! 2.Whole body carbon fibre heating(FIR) for ultimate therapy. 3.Lower section 4 jade rollers for the legs. 4. 5 + 15 jade projectors to massage all sections of your body. 5. Six auto modes plus one manual mode,40 minutes auto timer. 6.Temperature is adjustable from 40-70 centigrade degree. 7.Liquid Crystal Display remote controller. 8.Back tilt(0-45degree). 9.Large Bed Size will work for anyone up to 6.5' feet tall! Solid Heavy Duty metal/wood construction allows any user up to 350 pounds.