Key TakeawaysA major standards organization has issued guidelines for consumer face masks.ASTM International’s standards divide face coverings into two groups based on breathability and fit.Companies are not required to comply with the standards at this time.

Key Takeaways

A major standards organization has issued guidelines for consumer face masks.ASTM International’s standards divide face coverings into two groups based on breathability and fit.Companies are not required to comply with the standards at this time.

When the Centers for Disease Control and Prevention (CDC) first recommended the use of face masks to help prevent the spread of COVID-19, people scrambled to stock up on whatever they could get their hands on. But nearly a year later, the public safety organization ASTM International has released the first national standards for face coverings.

The standards, which were released last week, break down specifics on the minimum requirements for mask fit, design, performance, care, and testing.They also highlight the need for user instructions, labeling, and tags.

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These are the first face mask standards ASTM International has created. The organization is responsible for standards for a wide range of products, including cribs and sports equipment.

Experts applaud the move. “It is good to have recommendations that are standardized so people can refer to them,”Richard Watkins, MD, an infectious disease physician and professor of internal medicine at the Northeast Ohio Medical University, tells Verywell. “Ambiguity causes confusion.”

Stacey Rose, MD, assistant professor of internal medicine and infectious diseases at the Baylor College of Medicine in Texas, agrees, telling Verywell that it’s “helpful” for the face mask industry to have “a more standardized approach to guide the development of effective face masks.”

Labeling will also allow consumers to easily see if a mask they’re considering buying meets ASTM International standards.

What This Means For YouASTM’s new mask standards can help ensure you know what you’re getting when you buy a mask. But, for now, they’re voluntary. Time will tell if companies decide to adopt them.

What This Means For You

ASTM’s new mask standards can help ensure you know what you’re getting when you buy a mask. But, for now, they’re voluntary. Time will tell if companies decide to adopt them.

The Face Mask Standards

In order to certify that their face covering meets the ASTM International standards, companies will need to test their masks in accredited labs. If their product meets the standards, they’ll be granted a specific label.

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The ASTM International labeling requirements focus on two main things: a face coverings’ breathability and its filtration. The ASTM International standards test to see whether a mask can filter out particles 0.3 microns, a size at which aerosols that contain viruses and bacteria are likely to be.

The guidelines specifically break masks into different levels based on filtration:

Do Companies Have to Comply?

Rose points out that companies are currently not required to adopt the standards. “Compliance with these standards is voluntary,” she says. “In other words, private companies producing face masks would not be obligated to comply, unless another regulatory agency such as the Food and Drug Administration mandates adherence to such standards.”

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Rose notes that the ATSM standards also echo CDC guidance on masks, which recommends that masks be made of multiple layers of fabric and fit securely on the face.

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While companies don’t need to adopt the standards, Rose says they can be helpful for consumers—and may even help drive sales, which could encourage other makers to comply. Unfortunately, that can take time.

“For now, I would recommend that consumers continue to use CDC guidance in choosing masks, especially since the new ASTM standards remain voluntary at this time,” Rose says.

The information in this article is current as of the date listed, which means newer information may be available when you read this. For the most recent updates on COVID-19, visit ourcoronavirus news page.

3 SourcesVerywell Health uses only high-quality sources, including peer-reviewed studies, to support the facts within our articles. Read oureditorial processto learn more about how we fact-check and keep our content accurate, reliable, and trustworthy.ASTM International.Standard specification for barrier face coverings.The White House.Executive order on protecting worker health and safety.Centers for Disease Control and Prevention.Improve how your mask protects you.

3 Sources

Verywell Health uses only high-quality sources, including peer-reviewed studies, to support the facts within our articles. Read oureditorial processto learn more about how we fact-check and keep our content accurate, reliable, and trustworthy.ASTM International.Standard specification for barrier face coverings.The White House.Executive order on protecting worker health and safety.Centers for Disease Control and Prevention.Improve how your mask protects you.

Verywell Health uses only high-quality sources, including peer-reviewed studies, to support the facts within our articles. Read oureditorial processto learn more about how we fact-check and keep our content accurate, reliable, and trustworthy.

ASTM International.Standard specification for barrier face coverings.The White House.Executive order on protecting worker health and safety.Centers for Disease Control and Prevention.Improve how your mask protects you.

ASTM International.Standard specification for barrier face coverings.

The White House.Executive order on protecting worker health and safety.

Centers for Disease Control and Prevention.Improve how your mask protects you.

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