Quantity: 10pcs. 10pcs X Filter Bio-balls. When water flows through, there will be no resistance. The hollow structure can divide water into fine streams and smash large dirt. The filtering effect is excellent.
MPN: Does Not Apply
Material: Sponge + PVC
Size: 1.6cm/0.63" , 2.6cm/1.02"
Usage: Rinse the biochemical ball and put it into the filter.
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