Your fish are just as curious as you are. (That`s why they keep staring back at you.) The Uniquarium 75 Gallon Tube Aquarium features a unique two-room design connected by swim-through tubes letting your fish explore and enjoy a change of scenery. Ma de of bright strong acrylic far superior to glass. Choose between two background colors in 35- and 55-gallon sizes. It`s a fishy playground