uxcell 7"Aquarium Airstone Bubbles Wall Tube w 2 Suction Cup Product Name : Aquarium Bubble Wall Air Stone Tube;Suitable for : Tank, Aquarium Shaped : Tube Design;Material : Plastic, Rubber, Polycyl Tube Size : 17.8cm x 0.9cm / 7" x 0.35"(L*D);Color : Blue Net Weight : 9g Package : 1 x Bubble Wall Air Stone Tube2 x Suction Cup1 x Air Intake1 x Stopper