Box of 50 4-Ply ASTM Level 3 Face Masks, Disposable (Blue) by PlastCare USA
Brand: PlastCare USA

Box of 50.

ASTM LEVEL 3 TESTED BY NELSON LABS: PlastCare USA's Level 3 Guardian masks are tested by Nelson Labs in the United States.
4-PLY : PlastCare USA's Level 3 Guardian masks are made of not 3 layers but 4 layers!
50 MASKS: PlastCare USA's Level 3 Guardian masks come in boxes of 50 masks per box.
FIBERGLASS & LATEX FREE: PlastCare USA's Level 3 Guardian masks do not contain fiberglass or latex!