Whether it's saltwater or freshwater the JBJ 20g NanoRimLess AIO(All-In-One) Aquarium is the right choice to showcase your favorite aquatic animals. The Rimless Flat Panel All-In-One Aquarium is engineered with low iron glass and has unique dimensions giving you ample room for aquascaping. With its integrated overflow, 3 stage filtration and a generous filter compartment the JBJ Rimless Flat Panel will allow you to keep your tank inhabitants healthy. Included with the JBJ NanoRimLess Aquarium is a low noise, efficient return pump and directional return nozzle, glass lid and levelling mat. The All-In One aquarium by JBJ Aquarium is the right choice for any beginner or aquarium enthusiasts.