An aquarium isn"t truly an aquarium until it has a shipwreck. Level your aquarium up with the Penn Plax Split Shipwreck Stern Aquarium Decor - Large. It"ll add serious style to your aquarium, and it offers room for your fish to hide and swim. It"s crafted in great detail with non-toxic resin. * Made of high-quality resin * Designed for both fresh and salt water aquariums * Provides fish with an obstacle to swim around * Will not alter the water chemistry * Adds colorful fun to your aquarium or terrarium