Aquatic Experts Aquarium Filter Bag - High Flow Mesh Media Bags - Ideal for Efficient Aquarium Filtration

      High-Flow Mesh Media Filter Bags with Drawstring - 3 Inch by 4 inch - 4 Pack   UNIVERSAL FILTER MEDIA BAG – Our high-flow mesh filter media bag is ideal for small filter media: activated carbon, zeolite, peat, crushed coral, barley pellets, ammonia, nitrate, phosphate, and silicate removers and other types of granulated filter media. (Not suitable for very fine material like Purigen and Cuprisorb) SAVE MONEY - Our 1,000-micron mesh media bags fit perfectly in a variety of filters including canister filters, power filters, sumps, wet/dry filters, and pond filters. Instead of buying costly pre-filled bags of activated carbon, you can just fill our economical bag with your favorite filter media. You will receive four 3 inch by 4 inch mesh bags. Also, available in different sizes DURABLE AND REUSABLE - These unique mesh filter bags are easy to fill and empty with a top drawstring design to keep filter media secure. Our bags are durable, washable, and can be reused.