HALJIA 2PCS 40 mm Fish Tank Ball Bubble Air Stones Diffuser for Fish Tank Aquarium Hydroponics Pump

• This Fish Tank Air Stone is used to increase the dissolved O2 level in the aquarium.
• This Ball Air Stone is great for freshwater, saltwater aquarium and hydroponic use.
• Material: Mineral, Plastic , Washable and reusable.
• Package Content: 2x Aquarium Bubbles Air Stone;
• Air Stone Diameter: 40mm/ 1.6" ,Color: Gray

Round ball shaped, fit for connecting air line or tube. A great way to properly aerate a home aquarium, help to keep fish healthy and adds to the beauty of the aquarium. Made of mineral material, it effectively create water currents and dazzling underwater scenes. Packing List: 2* Aquarium Air Stone