uxcell Aquarium Filter Biochemical Sponge Foam Replacement Black</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>Color: Black; Package Content: 1 x Aquarium Filter Sponge</li><li>Total Size: 12 x 11cm/ 4.7" x 4.3"(D*H); Material: Sponge</li><li>Product Name: Aquarium Filter Sponge</li><li>Net Weight: 28g</li><li>Center Hole Dia: 28mm/ 1.1"</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/515HHBVCB4L.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/5198QaPwPvL.jpg' noproxy></br>