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Material Composition
Filter: Polypropylene
Nose Foam: Medical Grade PVC
Nose Clip: Dual Iron Core Polypropylene Coated Wire
Cover web: Polypropylene
Head Straps: Polyisoprene (Black)
Shelf Life: 3 Years from the manufacturing date
Storage Conditions: Between -4°F and 86°F Not Exceeding 80% RH
Particle Filtration: 95% minimum (tested at 98%)