Measuring 72" x 42" x 21", the Tranquility features two contoured headrests and integral armrests for added comfort. At MTI you can personalize your tub. Choose the type hydrotherapy. Add a heater or grab bars. Select MTI's patented Radiance(R) heat system or Stereo H20(R) audiotherapy. This tub, and all tubs in MTI's Classic and Designer Series, are backed by the industry's first and most comprehensive Lifetime Warranty.