Here is an exercise bike that not only lets you get a fun water workout but also has the effects of hydro massage. The Hydrobike has 16 hydromassage heads to target your sensitive zones. The bike relies on hydro-static water resistance and pressure to work your body. Chromotheraphy lights are also included to to rejuvenate your skin.
This exercise machine has a fiber glass tank. The bike has a stainless steel and anodized aluminum construction. You can find out more about it here.