With the desire to provide masks that please everyone, We pursued our commitment. 1. Nose fitter eliminates nose gaps, center wire provides mouth clearance 2. 6mm wide soft flat rubber makes it less likely to hurt your ears 3. Japan standard meltblown non-woven filter 4. Soft-touch material on the inside to reduce skin stress 5. Shrink wrap on the outer box for safety in terms of hygiene 6. Excellent cost performance of less than 40 yen per piece It is a three-layer filter, and the outer non-woven fabric cuts large particles, and the middle metro-blown non-woven fabric filter cuts 0.1 μm fine particles with ultra-fine fiber material. We pursue functionality by adopting a soft-touch non-woven fabric with a gentle texture with little burden on the skin on the inside.