BQBQERT Air Stone Small Copper Bubble Stones Diffuser Aerator Air Pumps Accessories for Aquarium Fish Tanks Hydroponi

Features:
Increase oxygen levels,easy and to use.
It is important instrument to keep fish for oxygenation process.
Creates bubble in Fish Tanks while attached to air pumps.
Creates water current and better underwater scene.
Suitable for home aquariums, fish tanks, and small decorative aquariums, ensuring a better .

Specifications:
Component: Mineral stone + Copper
Size: length 4cm(1.57in)
Suitable for inner diameter 4mm soft tube
Color: As pictures show

note:
Please allow 1-2cm errors due to manual measurement.
Due to the differences between different monitors, the picture may not reflect the actual color.

Package Includes:
1Pc xBubble Stone