Features: 1.[PVC Material]?Aquarium water changer is made of PVC, which is environmentally friendly, non toxic, wear resistant and corrosion resistant, not easy to damage, and can be used for a long time. 2.[Multifunctional Use]?Aquarium hose water changer is multifunctional, it can not only change water, but also clean small gravel, clean fish poop, and keep the environment of fish tank clean. 3.[Special Tube Head Design]?Aquarium manual water changer is designed with a special tube head that makes it more convenient than other products to manually change the water in the aquarium. 4.[Suitable for Small Fish Tank]?Fish tank manual water changer is suitable for small fish tanks, mainly suitable for small family aquariums or fish tanks, not suitable for large fish tanks. 5.[Easy to Use]?Water cleaner just needs to put the tube head immersed into the water and move up and down to produce pressure in the tube, then the water will auto flowing through the pipe due to siphon effect. Specification: Item Type: Aquarium Water Changer_x000D_ Material: PVC_x000D_ Tube Length: Approx. 18.2cm / 7.2in_x000D_ Hose Length: Approx. 149.6cm / 59in_x000D_ Use: Washing Sand, Changing Water, Sucking Stool in Fish Tank_x000D_ Suitable Fish Tank: Small Fish Tank PackageList: 1 x Hose 1 x Sand Washing Tube Note Please allow some errors due to manual measurement.