Advantage:

The fighting fish aquarium cave offers a stimulating retreat for your fish, combating boredom and serving as a decorative element in the tank.
Made from quality plastic with a smooth finish, this betta fish cave prioritizes fish safety and comfort in their habitat.
Measuring 3.94" x 1.61" x 1.61", this tunnel provides ample space for fish exploration. Verify dimensions before purchasing.
With large opening, this tube tunnel allows easy observation of fish while increasing water flow. Equipped with suction cups, it's effortless to install and remove for tank maintenance.

Product Details:
Color: Black
Material: Plastic
Betta Fish Tank Tube Tunnel Size: 10x4.1cm / 3.94"x1.61"(L*D)
Suction Cup Size: 5.2cm / 2.05"(D)

Notice:
1. Before use, please rinse the dust on the surface of the product with clean water
2. Please confirm the product and fish tank sizes before purchasing
3. The package does not include other fish tank decorations

What You Get:
1pc Betta Fish Tube Tunnel