General description High-quality 3M cotton filters designed for full face masks, featuring a 5N11 CN insert filter. These filters are made from non-woven fabric, providing a large filter area with high air permeability and low breathing resistance, ensuring quiet and comfortable breathing. Technical specifications Material: Cotton Dimensions: 10.5 x 8.5 x 0.5 cm Filter efficiency: Adsorbs and filters substances with a mass diameter of 0.3 microns or more Compatibility and accessories Compatible with 3M filters: 6000, 6200, 6800, 7501, 7502, FF402 Ideal for industrial environments, maintenance, cleaning, polishing, welding, sawing, and grinding Installation Quick and easy filter assembly Ensure the labeling on the filter pads points inward, toward the cartridge Usage Replace the cartridge and filter cotton immediately if breathing becomes difficult or if odors are noticed Filter cotton cannot be cleaned and should not be used alone Other information Package Contents: 60 x 5N11CN Insert