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Product Description
Dear YOYBUY users,
Common knowledge of masks:
N95 = USA Standard (NOISH);
FFP2 = EU Standard (EN149);
KN95 = China Standard (Civil: GB2626-2006/Medical: GB19083-2010);
Medical Surgery = SN: YY0469-2010 or YY0469-2011, usually printed on the individual package;
- Delivery could be delayed in some countries due to the COVID-19, this situation is out of our control, we really appreciate your kindness&understanding!
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