Water Saving

When a product is marked as Water Saving, it implies that it is made with processes that reduce water use, either through Water Conservation or Water Efficiency.

Water Efficiency refers to using less water to provide the same production as before, while Water Conservation refers to using less water by making the production process smaller or slower. 

These designers may also save water by installing recycling or cleanup systems to reuse wastage water in their production. 
By looking at the ethical info at the designer or product, you can find information about what the symbol implies to that specific designer.