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Alta qualità -- Made of activated carbon and non-woven melt-blown filter cloth, 5 layers filter system effectively keep away and a range of airborne contaminants.
Size -- 4.9 x 3.4 inches, compatible with most face masks, easy to insert or replace the original one
Multi-FUNCTION -- Multiple Protection to isolate dust, multi-layer folding, good ventilation, double your protection against nasty substances, gases and odors with an additional filter inserted into the inside of your inquination cover.
Protezione di sicurezza -- Ideale per proteggere il tuo viso e la tua faccia da polvere, faggio, allergia, inquinamento, ash, pollen, garening, Crafts, Vehicle Exhaust, Woodwork, Pollen Allergies, and Fumes
Filtration technology -- Made of activated carbon and non-woven melt-blown filter cloth, five-layer filter system effectively keep away and a range of airborne contaminants.