ALEGI 10 pcs Aquarium Filter Media Bags with Zipper, Mesh Reusable Bags for Aquarium Filter Media (6″ x 5″)

Description

Material: Polyester; Zipper Material: Plastic Filter bags are good for various filters, including fresh water tanks, tank filters, power filters. Mesh hole diameter: approx. 1mm, suitable for respiratory biological rings, activated carbon, volcanic rocks, coral sands, ceramic rings, etc. Not applicable for finer particles.