Premium Quality - Made of - friendly polyresin material, non-toxic and durable, won’t harm your fish. Coral- They will look great in the fish tank, and would be a perfect addition to your tank aquarium. Perfect for Fish - Our aquarium decorations can not only decorate your aquarium, but also bring fish a sense of security and belonging. Aquarium Decor- Artificial coral aquarium decorations for any l. Safe and suitable for fresh and salty use. Wide Applications- They are perfect unique decorations for your fish tank, office, living room and so on.