The highly breathable, expandable, and washable fabric comes with a pre-fitted, adjustable nose pin underneath it which allows the mask to adapt to the shape of your nose. Treated with Polygiene ViralOff technology. ViralOff Polygiene technology is a brand for the treatment of textiles and other products that reduces viruses by over 99% on the material in two hours as per international standard. *ISO18184:2019 (SARS-CoV-2, H3N2, H1N1)* Read More about Polygiene Here Benefits ViralOff�® is the answer to an acute situation due to the novel Coronavirus. With a background in the healthcare sector, we went back to our roots and launched the antiviral treatment brand ViralOff. It can be used to treat face masks, scrubs, and other equipment used by medical staff, and for the public, where the functionality is relevant. Which could be in gloves and facemasks, as well as bedsheets and even furniture. Viral Off is an ISO 19184:2019 certified technology, that has tested the active ingredient against Influenza A, Bird Flu, Norovirus, and Corona (SARS) over the years, and in all cases, it has achieved 99% levels of reduction. Supple, elastic material. Earloops with size-adjusters. The integrated slot between the outer mesh fabric and the inner soft lining allows for dependable airflow while keeping pollutants at bay. FEATURES Perfect layered protection with comfortable breathing Superior micro-fine filter which protects against a respirable suspended particular matter Viral off technology: Over 99% of viruses in the treated material will be killed over a two-hour time span Innovative 2-panel design for universal fit Unique fit adjustors which provide optimum fit & comfort latex-free knitted textile elastic which has a long life Skin-friendly and does not deform in high temperature Minimal eyewear fogging Low heat build-up Blue Air masks are of the fold-flat design Washable up to 30 washes and reusable Unique 6-Panel Design Accommodates all facial movements