4-ply surgical mask 98% filtering - light blue with laces - type iir - pack. 600 pcs.

Specifications:
- 4 layers:
1st layer resistant to liquid splashes - polyethylene mesh with hexagonal structure
2nd coloured outer layer - cellulose and polyester, with oriented fibres
3rd filter layer - melt blown polypropylene fibrils
4th internal anti-macerant layer - polypropylene - polyethylene (in contact with the face)

- Edges: Hypoallergenic white polypropylene
- Dimensions - weight: 98x180 ± 3 mm - 3.5 g
- Filtering efficiency (B.F.E.): >98% according to UNI EN 14683:2014
- Resistance to respiratory flow: - Microbial load: =30 CFU/g according to UNI EN 14683:2014
- Resistance to liquid splashes: Resistant to pressure of 16 kPa, according to ISO 22609, related to UNI EN 14683:2014