A new idea for a water change pump in your aquarium. Nisso Easy Maintenance Trash Removal Bags, 10 Pieces, For Water Exchange Hose Pump (Universal for each company) Features: A trash removal bag that attaches to the water outlet of the water change hose pump (NISSO, sold separately). It securely catches small debris such as droppings and leftovers, allowing you to clean and easily handle stains without messing around your surroundings. Even if you suck in small gravel and sand, you can use the garbage removal bag for peace of mind. If you install the garbage removal bag to the water outlet, you can drain it without worrying about sucking in small fish or fried fish. Can be used with a hose pump for water changing. Comes with a dedicated band that secures to the hose, and can be adjusted to fit the size of the diameter. Set Contents: 10 trash bags + 1 fixing band Size: Approx. Width 5.5 x Height 6.5 inches (140 x 165 mm); Material: Non-woven fabric; Country of Origin: China