Create a unique, mysterious underwater landscape in your biOrb with the Volcanic Stone Ornament. This extraordinary decorative piece is designed to fit elegantly around the bubble tube, for a seamless integration into your aquarium A 360-degree design means it looks just as stunning from any angle, and our use of solid, high quality materials will help it stay in place for a long time Having been designed exclusively for biOrb, it perfectly complements the other decorations in our collection - allowing you to effortlessly create the aquascape of your imagination from whatever pieces you like best Quick and easy to install, remove, and clean. High-quality workmanship in durable materials that won't impact water quality Unique pieces for creating a beautiful underwater landscape Quality Trusted Around the World: Part of the OASE Group, biOrb blends expert engineering with elegant design. Known for innovation & reliability, biOrb products are trusted by aquarists around the world to support healthy, beautiful aquatic setups.