Uniair N95 Foldable Respirator Mask SH3500 has a 95% filter efficiency level which is effective against particulate aerosols free of oil. In addition to this, these masks also have an invisible nose piece which creates a custom and secure fit around the face for the user.SH3500 N95 Masks are Comfortable.No metal and staple use is suitable for those environments where metal is not allowed.

Uniair SH3500 N95 Mask SAN HUEI Respirator CDC NIOSH Approved Overview
NIOSH Approved: N95 for at least 95% filtration efficiency against certain non-oil-based particles like dust.
The patented buckle design is easy to put on and off.
No metal used allows wearing in those environments where metal is not allowed.
Continuous loop design allows to hang the mask around the neck when not in use.
Comfortable to wear with light construction and smooth P. P. Inner/outer layers.
No staple is used to avoid scratching the faces.
A foldable design with individual packages is easy to carry during a trip or work.

Uniair SH3500 N95 Particulate Respirators Certification
UNIAIR SH3500 N95 NIOSH Approval Number TC-84A-4313, approval date 3/29/2006.

Uniair SH3500 Disposable NIOSH Standard Folding Mask Details
Size Medium
20pcs per box
Shelf life 3 Years

Comfortable and reasonable price
Satisfied with my purchase.
Great bang for your buck, gets the job done Nice website.
Exactly as described, works great. Overrall good deal.
Good masks but the strings break easy be careful.
They were a good value for the money
Very good mask exactly what I was looking for
They are really comfortable
Fits great and comfortable to wear.
These are very valued for their price!!