Acurel Filter Lifeguard Media Bag White 4 in x 12 in

Lifeguard Media Bags are the most cost effective way to protect your aquarium and pond filters from damage caused by loose filter media. These specially designed, 100% nylon drawstring bags maximize filtration and will not disintegrate in water. For use in all types of filters with all types of filter media. Washable and reusable. Use in fresh and saltwater aquariums and ponds.