KF94 4PLY Face Mask Korea Style 3D Design (5pcs/pack)
RM4.204 LAYER STRUCTURE PROTECTION
1. Outer Layer (50g PP Non-Woven Fabric)
2. Second Layer (25g High Filtration Efficiency Meltblown Fabric)
3. Third Layer (25g High Filtration Efficiency Meltblown Fabric)
4. Inner Layer (25g PP Non-Woven Fabric)