The microbubbles dissolve more oxygen in the water and burst peacefully on the surface of the water. Abundant cascade of tiny bubbles is ideal for fish, betta, shrimp and all kinds of aquatic creatures. Soak the stone bar completely in water 1 hour before use. Clean regularly with a brush as they get clogged after months of use. Come with an aquarium suction cup to prevent the stone from floating on the surface. 39;water. Connect for free, create the bubble wall length you need, create a dream bubble wall.