Let your collection of fish have the best abode by getting them a new age cutting design in the form of this ZeroEdge Aqua U Aquarium. The shape of the aquarium makes it both fancy as well as useful in terms of keeping the water flow in the aquarium intact. It is a 4.5 gallon aquarium that ensures water passage from the bottom to the top thus keeping the flora and fauna inside it healthy and strong. The water enters at a low level before it takes a rise and goes through the surface skimmer. Unlike general aquariums, this one does have an additional spark inspite of bearing a simple design. Gone are those days when aquariums looked nothing more than a rectangular, glass box.