Aquatic Experts Extra Fine Aquarium Media Bag, Durable Drawstring Bags for Fish Tank Filters, 150 Micron Mesh (Extra Fine, 3"x 8" - 4 Pack)

Versatile Compatibility: Our Extra Fine mesh design is optimized to work with any type of chemical filter media, preventing resins from escaping into your pump.

Durability and Reusability: Easy to fill and empty with a top drawstring design. Washable, durable, and reusable.

Optimal Water Flow: Place the mesh bag filled with your chosen media in flowing water. Optimal hole size allows water to flow freely around and through the media. Adjust bag length by partially filling, folding, and tying it off.

Secure Closure: Custom bags prevent loose media from damaging water pumps or filter motors. Safe for both freshwater and saltwater aquariums. 🐠🌊