Acurel Llc 100-Percent Polyester Filter Fiber, 14-Ounce

Acurel 100-percent polyester filter fiber is a cost effective durable filter fiber batting that effectively traps debris and small particles in the filter leaving your water crystal clear. Acurel filter fiber creates fewer gaps for better performance and will compliment the performance of any filter. For use in all fresh and salt water aquariums. Available in 4 sizes for all your filtration needs.