Description: Change the aquarium water and wash bottom gravel at the same time, no more scooping and rising of gravel and sand. Seperate bottom gravel from detritus and impurities, prevent the suction out of fish and sand. Air pump for water flow control, slightly pinch it until water draining automatically. High grade and thickened tube, more durable. Easy installation and operation. Specification: Material: Plastic Length: Approx. 185cm/72.83 inches Package Includes: 1 Piece Fish Water Tube
