Nonwoven Fabric, Melt-blown nonwoven fabric Imported NIOSH Approved N95 certified for at least 95 percent filtration efficiency against certain non-oil based particles. [NIOSH Approval#: TC-84A-7861] Adjustable nose clip helps in obtaining a secure seal. Durable latex-free material to ensure your wearing comfort. Compatible with a variety of protective eyewear and hearing protection.