The five-layer KN95 Face Mask filters 95% of harmful particles. This breathable face masks is made of high quality non-woven fabric. two layers of non-woven cloth, two layers of melt-blown fabric, one layer of hot air cotton. Inner skin-friendly layer absorb the moisture from the breath, which makes it breathable and comfortable to wear. Internal nose clip supports the user to have a custom fit to their face. Suitable for adults.