Features: -Made of high-quality cotton and non-woven fabric, it has a large filtering surface, good air permeability, small breathing resistance for even breathing. -Compatible with filter elements 6000, 6200, 7502, 6800, 7501, FF402. -The P2 filtration system provides targeted protection, blocks fine dust, organic gases and odors, and filters at least 95% of air particles. -A total of 80 cotton filters are included, which can be replaced immediately when the original filter element reaches the end of its service life, allowing you to wear a dust mask with optimal filtration effect to maintain the health of your respiratory system. -It can effectively filter (nitrone) benzene, aniline, tetrachloroethylene and other particles, etc. It is the best choice for painting, maintenance, cleaning, polishing, welding, cutting and work with dust particles. It is suitable for automobile, construction, woodworking, chemical, experimental, agriculture and other industries. Note: 1. 8 hours of protection is a reasonable expectation for any mask with a filter. If you feel significant resistance when breathing, or the dust filter is dirty or damaged, the filter element must be replaced in a safe place (the filter cotton is not washable); 2. The filter cotton is not suitable for use in an environment with an oxygen concentration below 19.5%. Specification: Colour: white Material: cotton+non-woven fabric Size: 8.5*10.5cm Package Included: 80x Filters