Lumbar support and armrests for two persons in a beautiful contemporary drop-in bathtub design. Combined with an air massage or whirlpool system, bathing can become a hydro-therapy experience reminiscent of your favorite surf spot. Bring the natural motions of air and water together with a combination system. Allow both the air bubbles and water jets to simultaneously massage the stress from your body. These systems also operate separately via touch control providing you with the flexibility to personalize your bathing experience.