Features:

?Good Suction Effect， can use for aquarium and any glass surface
Elastic holder clip， well clip air line and easy to install/uninstall
Suit for 4mm/6mm standard air line
Can be used for aquarium airline tubing， check valve， CO2 tubing， diffusers
With this item， you can adjust air line length and shape according to your demand
Specification:
Diameter of Suction Cup: Approx. 2.7cm
Diameter of Clip: Approx. 6mm
Color: Transparent
Notice:
The suction cup can produce enormous power and stick to glass surface firmly
when getting rid of air inside completely or wet the suction cup before use it.
If they are folded during transit， please simply immerse them in warm water
(about 40-50 degrees centigrade) for a while. They will work again.

Package Included:
1x Aquarium Suction Cup