Material:Plastic
Size(Approx.):47mm x 23mm /1.85" x 0.9"
Inner Diameter:4mm /0.15"
Color:Grey
Quantity:20 Count

Plastic air valves are for fish tank aquarium use.
Help to increase oxygen and keep air fresh, create healthy environment for your fish.
Easy to connect hose.

Note:
1>Sometimes products look larger or smaller on pictures,please refer to our actual description.
2>Please allow little size error due to manual measurement.

Package Include:
20 x Grey Aquarium Air Line Tubing Connectors