We are very excited that Kohler has introduced air jet technology to cast iron: Kohler Cast Iron BubbleMassage Baths. Thousands of bubbles and durable, beautiful Kohler Cast Iron come together for the first time in four new BubbleMassage baths. Personalize your bathing experience with 18 levels of adjustability, Zones of Control and optional chromatherapy. The 360-degree staggered airjet design, along with targeted foot and lumbar airjets, delivers a full-body massage. Tea-for-Two undermount BubbleMassage bath in Sea Salt with White jet color. Antique bath faucet with handshower, six-prong handles and riser tubes in Vibrant Brushed Nickel.