This combined air tube set for fish tank is used for produce bubbles. It has 10 joints in each color?? every joint is about 2.6cm?? which you can combine them into any length you like. You will see that every joint connection generate series of bubbles.

Features:

• 10 section in each color
• Each joint part has screw-type coupling
• Every joint is about 2.6cm
• Can generate series of tiny rising bubbles
• You can combine it into any length you like
• Material: Resin
• Color: Mix-color (as the picture show)
• Each Joint Length: About 1inch / 2.6cm
• Outer Diameter: Approx. 0.67inch / 17mm
• Inside Diameter: Approx. 0.2inch / 5mm

Package Includes:

• 10pcs combined air tubes for fish tank bubble
• 2 x accessories