2cm 3cm 4cm 5cm Fish Tank Aquarium Air Stone Oxygen Aerator Increasing Air Bubble Pond Pump Hydroponic Oxygen Supply Round Air Stones Ball
1. The material is sturdy and durable, and can be washed repeatedly for long-term use;
2. Increase the oxygen content in the water;
3. A large number of bubble effects;
4. Durable, can be reused and cleaned repeatedly.
1 X Tank Pump Ball