Top Fin's LED Air Stone Refills reflect our extensive line of quality. These items help support the well-being of your aquatic friends and the beauty of their environment.
Features: Helps maintain uniform water temperature
Includes: 1 Air Stone Refill
Intended For: Aquariums
Caution: This is not a toy. Please keep out of reach of children.
Remove the used air stone. Place the air stone refill over the LED lights and lightly press down to secure in place.