The aquarium soft tube is made of high quality silicone, good toughness, not easy to break or age.
It is used to connect air pump or air stone.
Transparent tube, won’t affect the aquarium sightseeing.
A necessary for aquarium.
Inner Dia. :4mm
Outer Dia.: 6mm
1M/3M/5M/10M Aquarium Fish Tank Soft Tube Hose