Demiwise Aquarium Polishing Filter Pad-Ultra Fine 50 Micron Filter Floss for Crystal Clear Water,Cut-to-Size Filter Media for Fish Tank,Safe for Fish/Reef/Turtles(24" x 36", 1 Pack)Brand: Demiwise Color: White Features: Crystal Clear Water Every Time: Achieve sparkling clean water with our 50 Micron aquarium filter floss. It efficiently traps fine to extra fine particles floating in the aquarium water, such as fish waste, and uneaten food, algae,ensuring your aquarium stays crystal clear and your fish stay healthy Ideal For Reducing Cloudiness: Made from micro fine polyester fibers, this aquarium filter media removes extra fine