Product material: plasticPackage content: 1pcs sand washer1.Make it easier to change the aquarium water: This vacuum siphon pump helps you to easily export water and impurities. It is perfect for draining and cleaning fish scraps, droppings and fine gravel.2.Extra long water pipes: 2 * 40 cm long water supply pipes that can be easily combined to reach deeper places and corners. Inner filter net enclosed, protects small fish and the plant exhausted out. 207 cm long outlet hose for complete drainage, soft and easy to organize.3.Push button operated: Simply push the button until there is a constant flow of water, then the water is automatically drained. You can secure the hose with the clamp to free your hands. The adjustment clamp helps control the flow of water.4.Detachable Design: This aquarium cleaner can be disassembled so you can easily store it without taking up too much space. And it's very easy to clean.