: Materials : Cotton cloth Size : teensy for Kids 5-11 Years ancient, Medium suit for Women, largish suit for men Package : 1 x Cotton masks ,2 x Carbon filter Can replaceable filter, activated carbon filter sheet Features : Travel - Airplane, in the public eye areas, weakened status system, outdoors, Pets & Dog Grooming, Sanding & Drywall Filter membranes block 99.997 % of mobile pathogens -LRB- bacteria & viruses that cause illness -RRB-, block allergens, pollen & mobile contaminants down to 0.1 microns, and reduce wet loss by 88 %. Data from self-reliant microbiology & permeation test lab results for ZWZCYZ Masks Washable nondisposable Mask with replaceable filters.Each mask kit contains 2pcs Filter ZWZCYZ ® Mask can not only bring your comfort, u from dust, M-shaped nose clip for a cozy fit, Allows for uncomplicated breathability Ideal for Dust, Germs, Allergies, Smoke, Pollution, Ash, Pollen, Crafts, Gardening, Travel, Anonymity .