These fish safe, long lasting nylon bags hold 1-2 boxes (fluffed) of Bio Flo filtration media.
You can use these bags for a variety of other filtration media as well. Lava Rock is easier to remove and clean in bags like these. The bags are designed to last for years.
Drawstring loop top. Your order for one unit yields one individual bag. We may offer three-packs in the future.