Great as a standalone item or landscaped in a group, this Marina Mangrove Root Ornament is a practical way of creating an instant, natural-looking environment for your aquarium. An intricately-designed and impressive replica of a real mangrove root, it blends in naturally to create a realistic and reassuring environment for aquarium inhabitants. Made of non-toxic polyresin, it will not affect water chemistry. Small: 25 x 21.5 x 21.5 cm (9.8 x 8.5 x 8.5 in)