inTank Bonded Poly Filter Floss 

WORLD'S BEST FILTER FLOSS: An inTank secret, super high quality double-bonded poly pad unlike any other on the market. This Filter Floss catches detritus yet allows for the maximum amount of flow. Thicker than other similar poly filters available so you use less. No more doubling or tripling up, use one cut square on top of your inTank Media Basket, or inside your sump, hang on back filter, canister filter, pond, terrarium or other filter. The Value Pack includes a very generous amount that will last a long time with normal use. Easily cut to fit with a household scissors. Includes 3 HUGE white and blue bonded pads for a long supply DUAL DENSITY- Fine fibers on top, coarse fibers on the bottom. Blue side provides a backing and structure for the finer white sided 1000 down to 500 microns Fits hundreds of filters for freshwater, saltwater, ponds and terrariums Each pad is about 20"x10"x 1" (dry, thickness varies by batch) Easy to cut to fit and change. Only takes seconds Catches detritus in Aquariums, Ponds and Terrariums Allows for proper water flow in your filter