Dimart Arch Bridge Aquarium Decoration Fish Tank Landscape Ornaments Red&Yellow&Grey Material: Made of high quality resin, durable and nontoxic, which is safe for your aquarium. Colorful and vivid arch bridge, bring more natural feeling to your tank. Arch bridge design, makes it stand in water steadily. It can provide place for your fish to play and hide. Suitable for aquarium, fish tank and house rockery landscaping.