* N95 Mask
* Cool Flow Exhale Valve
* Adjustable Nose Clip
* Great for dust in hot and humid operations

The 3M 8511 N95 Masks offer comfortable extended wear in dusty environments, the particulate respirator is durable and has no spare parts to clean. 3M 8511 Masks feature an advanced electret media and the 3M Cool Flow Exhalation Valve to make breathing easier and cooler. An innovative M-nose clip adjusts easily to provide an effective seal to reduce eyewear fogging. This mask has quickly become one known as the choice among bird flu masks. Made in USA.