Easily direct and secure airline tubing with these suctions cups. Fits standard airline tubing: simply slide suction cup onto tube before connecting airstone. Suction cups allow tubing to be securely placed anywhere in the tank. Don't let tubing obstruct the view in your tank, pick up a 4 pack of suction cups today!

Suction cup size is .875� x .5�

Hole Diameter is .25�