How about these for your children's hay fever対策 (kafun taisaku - pollen measures)? 3 masks per pack x 6 packs = 18 masks Made of gauze, these are also recommended as a stock for emergencies and disasters. Brand new, unopened. Individually packaged for convenience. ● Antibacterial and deodorant material used in the mask fabric ● Protects your throat from dryness ● Washable and reusable ● Uses flat rubber made of soft material that is gentle on the ears 《Size》 Approx. 88mm x 65mm 《Material》 Body: 100% cotton Ear straps: Polyester, polyurethane Individually packaged for cleanliness.