【Vivid Volcano】Hand-painted resin volcano ornament, sintered at high temperature. Non-toxic, lifelike and safe for your aquarium creatures. This decoration creates the look of volcanic landscapes and lava explosions in your aquarium, adding more fun and fun to your aquarium. 【Realistic Underwater Volcano】This volcano decoration comes with air stone and 2m air tube. When the air pump (except the air pump) is connected, air bubbles will be generated in the aquarium. This will be the coolest aquarium decoration in your tank! A realistic underwater landscape volcano. 【Add Fresh Oxygen】Bright colors and rich details add lively and natural life to your aquarium. A great addition to the tank. 【Fine Bubble】Produces a steady stream of small bubbles instead of a limited number of large bubbles. Microbubbles burst gently on the surface of the water. Suitable for shrimp, betta, guppies and all kinds of aquatic life. [Wide range of uses] Suitable for home aquariums, fish tanks, rockery