While a full blown hot tub or even a whirlpool jet tub would be This cool new Bath Shoulder Water Sprinkler from Thanko Japan is a unique waterfall device for the bath which pours soothing warm water over your neck and shoulders to release pent up tension and help you relax. Just pour a warm bath, slide in, and place the pillow-like sprinkler behind your head and the pump down in the water. Now try not to fall asleep as the warm water flows over you. It's not quite a full blown hot tub or a whirlpool jet tub, but it's definitely much more affordable and reaches a spot those normally cannot. Check out the video below to see it in action.