plastic materials, sturdy and easy to use. Wash sand, purify water. It helps to clean awya fish feces and feed residues. Wide nozzle cleans larger area using less water and time and cleans corners and edges more efficiently For aquarium sand wash and water changes. Hose length: 150 cm Plastic hose diameter: 9.5mm Wash the sand plastic pipe length: 190 mm Sand washing plastic hose diameter: about 25mm Description of use: 1. put the pipe with suction head into the tank. 2. put the other end of the plastic tubing into the pail, shake the pipe with suction head up and down untill the water expel out automatically. 3. move the pipe with suction head following the effective slant angle and agitate the sand, dirt can be sucked out with water easily. Note: This product is only suitable for aquarium with water depth less than 1 meter. colour: parent + blue Material:plastic<br><br>Package Contents: 1 * Plastic syphon 1 * Aquarium Cleaner Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.