It is very difficult to see when the masks expire. In fact, I have not yet been able to find the date on the box or on the sachets.
Anonymous A.
Leikang Mask FFP3 NR 20 pcs protect against pathogenic biological agents (bacteria, viruses or fungi) without losing comfort. These masks have a high filtration efficiency, ≥ 99%, for protection against inhalation of solid particles, fumes, water-based and oil-based mists.
In addition, the masks ensure sufficient breathing space and fit perfectly to the contours of the face to provide complete protection. Valveless (no contagion to others). Concave shape, with adjustment straps. Non-reusable. One size, adult. Contains 20 units. In white color.