8x20x1 Pleated MERV 13 Air Filters Number Per Box:3 polyester material with an added

polyester material with an added layer of smooth poly-blend electrostatic filter media

but they WILL be strong

Our pleated design provides three times as much carbon media per A/C filter while maintaining excellent air flow

Pure Carbon Pleated Odor Reduction AC furnace air filters by Nordic Pure are made with a durable non-woven polyester base media infused with naturally derived charcoal and coconut shells

8x20x1 Pleated MERV 13 Air Filters Number Per Box:3 polyester material with an addedActual Size: 7 11 16 x 19 11 16 x 3 4 (7. 69 x 19. 69 x 0. 75) Removes lint, household dust, pollen, smoke particles, dust mites, pet dander, virus carriers, mold spores, smog and other contaminants. Ideal for customers looking for superior filtration Hypoallergenic, antimicrobial, and electrostatic filter media. Moisture resistant frame. Nordic Pure MERV 13 is equivalent to MPR 2200 2400 Made in the USA. Nordic Pure MERV 13 Pleated AC Furnace Air