㊥Safe and Durable: Made of mineral stone, non-toxic, safe for use, washable and sintered by high temperature
㊥Provide a Healthier Living Condition to Fish: Increase oxygen levels, lower CO2 and raise PH. and keep aquatic fish successful for respiration process
㊥Add extra beauty to the aquarium: Creates water currents and dazzling underwater scenes
㊥Trouble-Free Installation: Simply connect the air stone to your airline tubing and place it in the desired location
㊥Important Note: Please soak the air stones in water for about 30 minutes before use
