Adapt to greater depths of relaxation. This acrylic model's EverClean® Air Bath System provides a gentle massage using thousands of warm air bubbles. This system features a ring of 24 smooth air jets, double-intensity lumbar massage and variable-speed heated blower, all in a highly evolved tub with a 3" deeper water level. Get pampered with thousands of warm air bubbles in our exclusive EverClean® Air Bath System. The EverClean Air Bath is the only air massage system with an antimicrobial additive molded directly into the air circulation components to inhibit the growth of mold and mildew in the pipes. Combined with a variable speed blower, perfectly smooth air jets surrounding the tub, built-in heater, and optional chromatherapy, the EverClean Air Bath System offers the ultimate relaxation experience.