Powkoo Aquarium Fish Tank Super Biochemical Air Sponge Filter</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>Easy to clean， simply rinse and squeeze sponge under cool running water</li><li>Super Filter - Keeping water crystal clear【Max Tank Size: 15 Gallons】</li><li>Increase Oxygen</li><li>Breeding of bacteria：Superfine biochemical cotton has the effect of culture of bacteria， so that the fish tank water is more clear， closer to the natural water quality</li><li>Package included: 1 x Powkoo Aquarium Sponge Filter; 1 x Plastic Tube</li></ul></div></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br><img src='http://ecx.images-amazon.com/images/I/31mCOo8KDjL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/417lgK1leBL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/41rTiECUDIL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/41UlUwoAj%2BL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/41bGYOCYQmL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/51uguAuJlWL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/5110iwQ2GCL.jpg' noproxy></br>