Condition:100% Brand New _x000D_ Item Type: Aquarium Curtain Air Vent_x000D_ Color: White Transparent_x000D_ Single Bubble Bar Length: Approx. 10.5cm/4.1in 1Need to be placed on the bottom of the aquarium or on the wall to use. 2It is an important instrument for successfully maintaining the fish's breathing process. 3Suction cups can be used to fix the air curtain in the desired position in the aquarium. 4Removable, you can also connect the air curtain to the required length to change the air outlet number and air outlet range. 5The plastic air curtain made of environmentally friendly materials is durable, non?toxic, and can be used in various aquarium.6 x Aerator3 x Sucker3 x Accessories