This Cafurty air stone is quite an aquarium accessory for your fish tank. It can create much bubbles when attached to air pump and connecting pipe (not included) and help increasing the livability of fish. It is small in size and will not take much place of your tank.

Features:
It is adjustable and can increase the oxygen of your fish tank.
Have a sucker, thus it can be set at any place of the tank.
To help the respiration process of your fish.
Used with air pump and connecting pipe (not included) to create air bubbles.
It is small and will not take much places of your tank.
It can make numerous bubbles to create a fantastic scene.

Note:
Connect this oxygen increase ball with air pump and connecting pipe.
It can connect the pipe whose diameter is around 0.4cm.