Fisher Price Calming Waters Vibration Tub The innovative new Calming Waters Vibration Tub from Fisher-Price makes bathing into a wonderful, calming experience for baby - which is also wonderful for mom! Vibration has the ultimate soothing affect on baby, which makes the bathing experience like being at a spa. The comfy sling for newborn has a soft headrest lets baby rest in the warm water. Then it serves as a backrest as baby grows. When it's time to sit up, remove the sling and there's a large basin for washing and play. Fits many single and double sinks and includes a drain plug for easy emptying. Plus it includes a hook to hang for drying or storage.