SPORN Aquarium Decoration, Ancient Vase 2 SAFE AND NON TOXIC: Made of 100% non-toxic, safe material with hand painted colors that will not harm your fish. Crafted from premium quality resin material it won't fade or discolors while its use. Compatible with both saltwater and freshwater. AESTHETIC APPEAL: This piece of art will dramatically transform your fish tank into an ancient ruin. It features detailed ancient carving perfectly scaled for a 10 gallon to 55 gallon aquariums. REALISTIC DETAILING: The incredible detailing and the ancient rustic look combine to give it an authentic realistic look that stands out. The perfect piece of decor for a sunken ruin themed fish tank. FISH HIDEAWAY: Aquarium decoration is not merely a piece of decor, but they serve an important purpose too! The holes and passageways inside the vase prove to be a great hideaway for your smaller fish where they can hide or lay their eggs. It reduces fish stress by providing shelter. MINIMUM MAINTENANCE: It's realistic, its visually pleasing and whats more? You won't have a hard time maintaining it. Just remove it from the package, rinse well under hot water and place it in the aquarium. Easy to clean it with hot water and fish tank dedicated plastic bristle brush