SL Track: massage your body from head to the leg One-button zero gravity design, full-body airbags massage Choose from 6 different massage programs: Relax, Chinese, Thai, Recovery, Strong, Sleep 3 levels of adjustable intensity, 5 levels of adjustable airbag pressure 3 levels adjustable for robot roller massage width Bluetooth, foot roller massage, back heating, fix massage Height limit: 6.1 feet, weight limit: 400 pounds