Seri™ is a highly breathable, versatile, washable face mask built for everyday, travel, and athletic use. ☆ Highly breathable, versatile, washable☆ Replaceable high-performance nanofiber filtration inserts☆ Comes with three MERV 13 inserts included☆ S/M masks are 6" x 6.75" and fit most☆ L/XL masks are 6.5" x 7.25"☆ Designed and made in the USA☆ Free shipping (ships in 1 business day)☆ Automatically get 15% OFF in cart on Navy/Gray, Navy/Orange, and Gray/Violet masks.Face masks must be used with a filtration insert.* Replacement inserts can be found here. Pre-orders may take up to 1 month to ship. *DISCLAIMER CLICK HERE

 Seri™ face mask inserts are highly breathable inserts made from MERV 13 (HighFlo) and MERV 16 (HighPer) equivalent nanofiber filtration media. Serionix face masks and inserts are not intended for medical use.* Face masks must be used with a filtration insert. MADE IN THE USA • FREE SHIPPING(SHIPS IN 1 BUSINESS DAY) *DISCLAIMER CLICK HERESerionix makes no warranties, either express or implied, that these materials or masks prevent infection or the transmission of viruses or diseases. Do not use this material in any setting where significant exposure to liquid, bodily or other hazardous fluids, may be expected. Do not use this in settings where the infection risk level through inhalation exposure is high. Do not use the mask in the presence of an open flame, heat source or flammable gases or liquids. Do not use the mask when operating heavy machinery or where loose cords present a strangulation hazard. Masks may contain latex. All data reported is nominal and provided for information purpose only. This data is not to be construed as manufacturing specifications and is subject to change. Serionix does not guarantee the performance of this face mask or the performance of the inserts. Serionix face mask is not a substitute for medical treatment or medical devices.