polyresin shipwreck aquarium decoration. 

Unique shipwreck design for aquariums. Adds character and intrigue to your tank. polyresin shipwreck aquarium decoration.  * Made from polyresin material, safe for freshwater aquariums. 
 * Designed to look like a weathered, sunken ship with details of moss or algae. 
 * Provides hiding spaces and swim-through areas for fish.  resin shipwreck aquarium decoration, designed to add a nautical, sunken-ship theme to a fish tank or terrarium. These ornaments are typically made from durable, non-toxic materials safe for both freshwater and saltwater environments.  Product Information * Material: Most similar items are made of polyresin or plastic, which is safe and non-toxic for aquatic life. * Design: The decoration is designed to look like a weathered, broken boat with details like faux moss and a visible hull structure. It often features swim-through openings or "caves" that provide hiding spots for small fish and other aquatic pets, which can help reduce stress. * Size & Use: The specific model in the image appears to be a smaller size, suitable for 5 to 30-gallon tanks.