Meet and Exceed the ASTM F2100-11 Level 1 Standard.
3 Layers of Breathable Non-woven Fabric.
Non-woven Edge Strip.
Nylon Ear Strap.
Safe and Recyclable PE Nose Piece.
Dimension (W x L): 3.7" x 6.9"
Package Includes: 50 pieces in one clear PP bag per box
Price: $24.99 /set