Jardin Flexible Rubber Aquarium Fish Tank Wall Air Curtain Bubble Tube, 37.4-Inch Long, Black Aquarium Air Curtain Bubble; Main Material: Rubber Connector Diameter(Approx.): 5mm/0.2";Air Curtain Size(excluded connector): 92.5cm/36.4 Total Length(Approx.): 95cm/37.4";Color: Black Net Weight: 86g Package Content: 1 x Air Curtain Bubble