Nordic Pure 10x10x1 Pure Carbon Pleated Odor Reduction AC Furnace Air Filters, 10" x 10" x 1", 12 Piece Actual Size of Air Filter: 9 1/2 x 9 1/2 x 3/4 (9.5 x 9.5 x 0.75) inches Naturally derived charcoal media with activated carbon removes odors from VOCs, cooking, pets and smoke All Nordic Pure air filters are electrostatically charged for maximum performance MERV 8 pleated design provides 3X as much carbon media per filter Made in the USA