1. Exhalation type respirator valve. This breathable design reduces heat and moisture build-up so you will not feed the need to take it off while you are doing intense work.
2. Adjustable nose clip design.
3. Made of multi-layered hypo-allergic materials.
4. Built-in foam cushion for comfortable fit and maximum sealing.
5. Strong electrostatic filtering materials effectively filter the solid particle dust.
6. High efficient materials make it easy to breath while maximizing particulate filtration.
7. Made from special 3M material which filters dust and material particles in concentrations up to ten times greater than standard filter face masks.
8. These masks meet the occupation exposure filtering requirements of most local regulations.
9. Mask Material: 9001V-3M

Our main warehouse is located in Hong Kong， from where we ship worldwide. We provide tracking number for each order we ship out. Standard shipping takes 6-14 days to reach destinations. Expedited shipping takes no more than one week.