MATERIALS
Outer Material: Spunbound Polypropylene (SBPP)
Filter Layer: Melt Blown Polypropylene (MBPP)
Inner Material:
Spunbound Polypropylene (SBPP)
Nose-piece: 
Malleable Wire
Ear-loop: Polyester and Polyurethane

DIMENSIONS
Body size: 
Length: 7” (176 mm) Width: 3 ½” (89 mm)
Ear-loop height:
2 ½” (63.5mm)
Pleat depth: 
½” (13 mm)
Nose-piece length:
4 ¾” (120 mm)

ASTM REQUIREMNTS
Meets all ASTM Requirements
Level:
3
Grade: Medical
BFE: >98%
PFE: >99%
Flammability: Class 1
Synthetic Blood Penetration: 160mmHg

Store under cool, clean, and dry conditions. Avoid excessive heat (over 40°C or 104°F). 

Download Nelson Labs Report