10 pieces in one package ，2 packs per box,for meeting your demand in daily life.
5-layer structure, made of high electrostatic filter material: non-woven fabric, meltblown fabric, hot air cotton.100% New.
Adjustable soft nose clip inside the fabric of the bridge of the nose, allow you to squeeze it on both sides of the bridge of your nose to fit your face.
Suitable for using in outside as well as other environments that require respiratory protection
FDA & CE Certified