Comparison

Breathable Model-3 layers
Breathable meshs on both sides, no nose bridge, these 3 layers kids diposable face masks are more breathable and comfortable.
Protective Model-4 layers
4-Ply face masks have a nose bridge which can be used to minimize the gap between the face mask and the nose, contain 3-ply non woven fabric and 1-ply melt-blown fabric, so these 4-ply face masks are more fit with kids face and provide better pretection.