Each aquarium from Bayshore Industries is made with safe tempered glass or acrylic. With a depth of 4.5", the aquariums have plenty of room for fish swim and play while also giving the appearance of a beautiful wall mounted painting. Bayshore aquariums are both salt and fresh water friendly for added options. These wonderful space saving aquariums are absolutely breathtaking are extremely easy to mount, clean and maintain. The perfect conversation piece for any room!