Even bubble diffusion for steady oxygenation: The air stone releases finely and evenly distributed bubbles, increasing dissolved oxygen and ensuring uniform oxygen distribution. It also promotes water circulation and improves overall water quality. Durable, quality material: Made of robust silicate material with good air permeability and corrosion resistance. It maintains stable performance during prolonged immersion and is safe for freshwater or saltwater aquarium systems over longterm use. Supports healthy aquatic life and ecosystem: Creates an oxygenrich environment essential for the healthy growth of fish, shrimp, and turtles. Significantly increases water oxygen content, promotes beneficial bacteria, and helps form a more stable ecosystem. Easy to use and maintain: Soak the air stone completely in water for at least 1 hour before first use to ensure bubble diffusion. For daily maintenance, gently brush the surface to maintain ventilation performance and reduce replacement frequency. Practical use scenarios: tank setup or upgrading oxygenation in freshwater or saltwater aquariums to support initial cycling and overall water health. Heavily stocked tanks or higher temperature conditions where dissolved oxygen can become limited. Tanks housing sensitive species such as fish, shrimp, or turtles, where stable oxygen levels and good circulation are important for wellbeing.