Description: No sharp edges around aquarium mountain, so it won't scratch the skin or fins of fish. This aquarium view stone is made of resin material, realistic, non-toxic, no smell, safe for fresh water and salt water environments. The unique color close to the real stone color, the large fish tank rock is decorated with smooth surface, exquisite carving, and decorated with moss, small trees, more beautiful and true, your fish will like it. The quality of this aquarium ornament is guaranteed and special packaging is used to avoid damage during transportation. Specifications: Material: Resin Type:Ornament Size: 35cmX20cm Colour:Grey Model:Rock Decorations Feature:Synthetic Package Included: 1xRock Decorations