FixtureDisplays Ancient Barrel ruins Sea Shell Ornament for Aquarium Fish Tank Decoration 12182 12182 Underwater ruins of a treasure chest/barrel with coral reef, star fish and shell fish decor. Suitable for: aquarium, fish tank. Material: plastic. 5" long, 4" deep, 4.5" tall. Ideal decoration for an aquarium or fish tank. Quite easy to clean and suitable for both salt and fresh water. Shipping to Canada and Mexico: import duty and fees apply.