• NIOSH N99 approved. Provides at least 99% filtration efficiency against certain non-oil based particles.
• Premium oversized valve opens more easily to expel hot air for cool comfort.
• Electrostatically-charged filter media provides low breathing resistance.
• Contoured nose-clip and inner soft foam nose cushion provide greater comfort and helps reduce potential fogging of eyewear.
• Head straps are staple-free and made with a smooth latex-free polymer that won’t catch on hair; PLUS no pre-stretching of straps is needed.
• Collapse resistant double-shell construction for long life and better value.