Manufacturer part number: "51118" Comments
It has a three-layer nonwoven structure with excellent barrier properties against bacteria, fine particles, and liquids.
This is a medical mask that complies with US standard ASTM F2100-19.
Durable and soft round rubber
standard
50 pieces
Standard details
Size: 9.5 x 17.5 cm
○ASTM F2100-19 Standard Level 1
