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- Shi-Wa Four-Layer Activated Carbon Mask, Made in Japan
Shi-Wa Four-Layer Activated Carbon Mask, Made in Japan
Features:
- 4-layer Active carbon
- Efficiency for PFE (Particulate Filtration Efficiency): 99%+
- Efficiency for VFE (Virus Filtration Efficiency): 99%+
- Efficiency for BFE (Bacterial Filtration Efficiency): 99%+
- Size: 17.5 cm x 9.5 cm