The nose bridge is the "backbone" of the mask. It is mainly used as a rigid strip inside the mask, which supports the fit between the mask and the nose bridge and prevents bacteria from entering the respiratory tract.

There are single-core nose bridge strips, double-core nose bridge strips, all-plastic nose bridge strips and KN95 aluminum nose bridge strips.

Single core nose strip: composed of galvanized iron core + PP, commonly used specifications are 2.5*0.45*1, 3.0*0.45*1, 3.0*0.50*1

Double core nose bridge: composed of galvanized iron core + PP, commonly used specifications are 3.0*0.45*1, 4.0*0.45*1, 5.0*0.45*1, 5.0*0.55*1, 5.0*0.6*1

Fully plastic nose strip: The material is PE, the commonly used specifications are 2.8*0.8, 3.0*0.8, 5.0*1

KN95 aluminum nose bridge: the material is aluminum, the commonly used specifications are 5.0*0.4*85, 5.0*0.4*90, 5.0*0.5*85, 5.0*0.5*90