【Vivid Volcano】Hand painted resin volcano ornament, sintered at high temperature. Non-toxic, realistic and vivid, safe for your aquarium creatures. This decoration creates a volcanic landscape and the appearance of lava explosions in your aquarium, adding more fun and fun to your aquarium. 【Realistic Underwater Volcano】This volcano decor comes with with an air bubble stone and a 2m air tube. Air bubbles are generated in the aquarium when connected to the air pump (excluding air pump). It will be the coolest aquarium decor in your fish tank! a realistic underwater landscape volcano. 【Add Fresh Oxygen】It is vividly colored and detailed to add lively and natural life to your aquarium. a great addition for the tank. 【Fine Bubbles】Produces a steady stream of small bubbles rather than a limited number of large bubbles. Micro-bubbles gently burst on the surface of the water. Good for shrimp, betta, guppy and all kinds of aquatic creatures. 【Versatile Suitable】for aquarium, aquarium and home