It has a three-ply nonwoven fabric structure, uses a PFE 99% cut filter, and has 4mm flat rubber that won't hurt your ears.
BFE, PFE, VFE 99% cut. Mask dimensions: approx. 175 x 95 mm
Material: PP nonwoven fabric
Country of Origin: China
Box dimensions: W205×D103×H75mm
Color: White
Specifications: Disposable type
Performance: BFE, PFE, VFE 99% cut
Number of layers: 3 layers
Box quantity: 30 pieces
