Made of high-quality resin. Full color with vivid detail. Designed for both fresh and salt water aquariums. Adds a colorful, exciting underwater ship wreck theme. Dimensions: 8.25L x 3.25W x 7.25H in. Tell your aquarium to check itself before it wrecks itself with the Penn Plax Striped Sail Shipwreck - Small. This awesome shipwreck is a perfect, classic addition to aquarium. This fish-safe, non-toxic piece of decor is crafted of resin and great for freshwater or saltwater aquariums. About Penn Plax: Penn-Plax is a family-owned company in operation since 1959. They specialize in creating excellent pet supplies for animals both great and small. Best known for producing pet products at affordable prices, the Penn-Plax brand is synonymous with innovation and quality, keeping your pet foremost in mind.