The Pacsafe ViralOff Face Mask treated with Polygiene ViralOff will hold 99% fewer viruses in 2 hours. Think of it as sanitizing gel for your mask. Material: Knitted polyester spandex Stretchable fabric for snug fitResuable & Sustainable - saves water and energy by requiring less washing witih Polygiene technology.Antimicrobial - Using ViralOff Polygiene technologyAnti-splash - With water repellant fabricSustainable - Saves water and energy by requiring less washing with Polygiene TechnologyBarrier against droplets - Helps against droplets from coughs and sneezesComfortable Breathing with 3D fit - Stretchable fabric for snug fit and easy breathingRemoves unpleasant odors - Breaks down unpleasant odors using Polygiene Odor Crunch TechnologyDisclaimer: The Mask has not been certified by any third party, and has not been certified for clinical environments (such as hospitals, medical clinics, etc.). Wearing the mask is not guaranteed to provide full protection against or fully remove risk of infection, as infection depends on many factors both known and unknown, including without limitation, fit, use, environment, and duration.Hand wash in cold waterDo not IronDry flat in shadeDo not bleach