AZOO Crystal Red Shrimp Biopro</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>Composed of several species of anaerobic and aerobic bacteria</li><li>Rapidly decomposes toxic substances such as ammonia and nitrite</li><li>Effectively raise the buffer capacity for the aquarium</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/51anaQN9o%2BL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/516J2RIkQAL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/31SWq-7Lv-L.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/41F22q5yM6L.jpg' noproxy></br>