O2 Curve Respirator


The O2 Curve provides exceptional protection from airborne particles with a tight face seal and highly breathable filters. The O2 Curve provides premium respiratory protection without compromising on comfort or style.
  • Our filter material removes particulate matter down to 0.1 microns
  • Our medical grade silicone provides exceptional comfort and face seal
  • Ultra soft silicone ear loops that won’t disturb your hairstyle
  • Adjustable neck strap with snap-button clip
  • 3-pack of electrostatic filters included free!
  • One white shell included – Black, Blue and Red available
SKU: N/A Category:


Notice: No respirator is capable of protecting you 100% against any other dangerous substance or virus. In particular, COVID-19 is not yet fully understood. We cannot and we expressly do not guarantee that our respirators will protect you against the Coronavirus.

Health Professionals, please find additional performance information here

Testing the o2 Curve

Nose Bridge Infographic

Bridge Example

The High Bridge Fit is for you if:

  • Your nose bridge is near eye level
  • Your nose is raised/angled.
  • You can wear most glasses

The Low Bridge Fit is for you if:

  • Your nose bridge is below eye level
  • Your nose is flat or wide
  • You need custom-fit glasses

Examples of High-Bridge Faces:

Examples of Low-Bridge Faces:

Additional information

Select Size:

High-Bridge, Low-Bridge

O2 Videos

Testing the o2 Curve

Introducing the O2 Curve

Instruction Manuals

Ear Loop Manual

Sports Strap Manual

Scientific References

Performance Summary

Specifications and Certifications

System Certification