The Seirus EVO Masque Filter is prepared to protect adventurers who are seeking warmth and comfort. This filter creates a barrier to perfectly cover the holes in your go-to face protection. It enables you to be fully free to roam around with plenty of protection thanks to its innovative construction and design. The HeiQ V-Block technology utilized in this filter helps provide antimicrobial protection inside and out. The Seirus EVO Masque Filter is crafted so you can embark upon adventures without worry.