For your safety OmniMask is made from high-quality materials subjected to a battery of independent testing under ISO 109993—the international standard for the Biological Evaluation of Medical Devices. The full set of tests and results are linked below.

• Silicone - Test 1, Test 2, Test 3
• Polycarbonate - Tests 1 to 8

Our E100 filters utilize the Technostat 150 Plus filter media. To our knowledge, the Technostat line represents a unique combination of best-in-class filtration and breathability. Attached below are test results.

Nelson Labs independent testing:

• Viral Filtration Efficiency
• Bacterial Filtration Efficiency

Additional testing from U.S. distributor of Technostat 150 Plus:

• T150 Plus technical data sheet  with results from testing on TSI 8130 with 0.1 micron particles.
• Flow vs. Penetration graph
• Flow vs. Resistance graph