This hourglass has been especially designed to tell you it’s time to get out of the shower after 5 minutes. In this way you can economize, not be late for work and save the planet.
The small gadget is made from ABS plastic and has a suction cup on the back, so it can be easily attached to a bathroom wall. You simply turn the hourglass and start showering. Use it to teach yourself that it’s time you stopped using so much water. Measures 0.75 x 3.25 x 3.25 inches and comes in green. At Curiosite, for €4.95.