Aquarium Filter Bag size: 20x 15cm/ 7.9 x6 inches; Mesh hole diameter: approx. 1mm, ultra-fine mesh design is perfect for use with activated carbon, peat fiber, pellets, bio-balls, zeolite, pellets, gravel, ceramic rings, ammonia removers or other
aquarium filter media.

Durable material: The media filter bag is made of corrosion-resistant polyester material, completely safe for fish, the mesh will not be blocked by air bubbles, without any special odor that is not affected by bleach, caustic or acid, which improves water quality
and the filter media's usage time and efficiency.

Thoughtful design: Our plastic zipper is safer for a media filter, reusable and good for long-term use, differs from the metallic one that can easily rust and contaminate your water. Optimize your filter to meet the needs of your aquarium or pond
and the fish and livestock you have.

Cultivate an ecological aquatic environment - Place extra fine filter zipper mesh bags filled with your choice of media in running water. Help create a quality habitat for your fish companion. Purified water quality, rapid cultivation of probiotics, restore
the high-quality water source in nature Your fish companion breeding needs a good water source and management.

The package comes with 10 pieces of filter bags, a zipper design, can BE CLOSED TIGHTLY to prevent loose media from potentially causing damage to your water pump or power filter's motor, convenient for you to fill or empty bags.