Seachem The Bag 5" x 10" Ultra-Fine Media Bag for Aquarium Fish Tank Purigen 116310000 | eBay
Seachem Purigen 100ml - Filter media bag included
Needed some bags with TINY holes to keep Seachem Purigen and PhosGuard in. Found these jewlery bags in a local hobby store and together with some bag clips from IKEA it's a
JBL FilterBag fine - 2 Pack - Ideal for Purigen and Macropore - The Tech Den