Coralife (Energy Savers) ACLAF791 1-Inch Mini Bio-Ball, 1-Gallon, Box of 225
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<b>[Product Information]</b><br>
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<li>Bio-balls enable aquarists to maintain large biological loads in much smaller filter areas</li>
<li>The dramatic increase in surface area is achieved by the unique, geometric design of the smaller</li>
<li>Comes with 1-inch and 1-gallon capacity of bio-balls</li>
<li>Its contains 225-piece per color box</li>
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