The Penn Plax Bonsai Tree on Rocks Aquarium Ornament will add serenity to any aquarium. Features a swim through rock formation and a bonsai tree with colorful green branches which can be used as a hiding spot for smaller fish. Made of a poly resin this ornament is washable and will not alter the color or chemistry of your tank. Safe for salt or freshwater aquariums.
- Safe and non toxic
- Will not alter water chemistry