Lee's Black Airline Tubing (8 Feet) Trace Elements Simple siphon-style design for practical

Simple siphon-style design for practical maintenance without extra powered equipment

but when mature this fades in favor of a black eyespot near the tail

lighting heat

air valves or an intake filter

Lee's Black Airline Tubing (8 Feet) Trace Elements Simple siphon-style design for practicalLee's Black Airline Tubing (8 Feet) Lee's Black Airline Tubing (8 Feet) is flexible black aquarium airline tubing for cleaner looking air pump connections in modern or dark background aquarium setups. Easy to Hide Black Airline Tubing The black tubing helps reduce the visual impact of airline runs compared with clear tubing, making it useful for display aquariums where equipment routing matters. 8 Foot Airline Features 8 foot pre cut length Flexible