CNZ® 50pcs Black Aquarium Fish Tank Filter Bio-balls Filtration Media, 1-inch
Amazon.com Price: $16.98 (as of 25/03/2022 06:35 PST- Details)Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on [relevant Amazon Site(s), as applicable] at the time of purchase will apply to the purchase of this product.
Free media bag for easy handling
BIO-Balls do not require replacement unless damaged or destroyed
bio-sponge inside provide more surface area for growth of beneficial Bio-Spira bacteria
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