Marena is a Class 1 medical device company headquartered in the US. Our manufacturing base includes Lawrenceville, GA. Marena is ISO: 9001:2015, ISO 13485:2016, with regular audits by independent agencies.

Protection In Every Mask

SILVADUR™ unites silver’s elemental powers with a patented delivery system to create an extremely effective, highly durable bio-activated antibacterial agent, which delivers silver ions to the fabric surface. 


SILVADUR™ stays on the fabric and remains active for multiple washings. SILVADUR™ won’t detach or degrade at high temperatures, and won’t discolor fabrics.

Non-Toxic Silvadur™

Silvadur™ is approved as non-toxic by the international Oeko-Tex Association. SILVADUR™ is registered with the US EPA (EPA Reg. No. 707-313.) and its ingredients is notified and supported under the EU BPD.

Soft, Skin-Friendly Fabric

Made of our patented post-surgical TriFlex™ fabric for a comfortable wearing experience when used on its own or over N95 masks and respirators.

*This product is authorized for sale under a US FDA Emergency Use Authorization (dated April 18 and 24, 2020) as a Non-Surgical Face Mask (Class I medical device) for use by the general public in non-healthcare settings, and as source control in healthcare settings to help prevent the spread of infection or illness during the COVID-19 pandemic. This product is non-sterile and has not been tested to N95 or other standards for particulate filtration, liquid barrier protection, or infection prevention. It is not intended to be used as a respirator or in such clinical setting where the risk level of infection through fluids or inhalation exposure is high. This mask has not been tested for effectiveness against the COVID-19 virus. Each mask is intended for use by one person only and must not be shared. See instructions for use and cleaning, provided separately.


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