Soft lining, contact with face and smooth to improve wear comfort Thin and Fashion design Smooth and ventilated Absolutely suitable for high flexibility Material: Pure Cotton, which is breathable and comfortable,harmless to skin 3D Eagle Mouth Shape Design,make your nose feel comfortable and fits your face well Anti PM 2.5, Anti Dust Haze,Anti Formaldehyde,Anti Air pollution,Anti-fog,Wind Resistant,Keeps Warm Childs PM2.5 Activated Carbon Filter Face Mask 60PC Protective Mouth Mask Filter Features: Five layers of PM2.5 air mask filtering 60pcs mask fliters, suggest replace the fliters every week of uses for the best effect PM 2.5, ideal to protect your mouth and face from Dust, Haze, Germs, Allergies,Smoke,Pollution,Ash, Pollen,Gardening,Crafts Have three-dimensional sewing, you will form inserting the filter into Fliters Size:10.5X7cm/4.13''x2.75'' Suit for all kids mouth mask insided with fliter slot Package Included: 60 x Protective Mouth Mask Filter Brand Not Specified SKU 100588534_NP-1020990768 Model TZZ81122666