We know we have to go ‘green’, save resources and basically sacrifice practicality. On the other hand, how about if you had a practical and eco-friendly product. This innovative water saving gadget adds air into the middle of water drops right inside an existing shower head, churning the spray thus it aerates naturally. Therefore, users have the feeling of using a full-power shower and at the same time wasting a 1/3 less water. Cool, right?!