At DemeTECH, we take the health and safety of our customers seriously. We use only the highest-quality American-made materials to produce each of our masks. All of our products are made in and shipped from Miami, Florida.<br><br>Each of our ASTM Level 3 Protective 3-Layer Face Masks has 2 ties to secure the mask over your nose and mouth. The ties tie over and under your ears to ensure that the mask stays in place all day. This tie-style disposable face mask is resistant to penetration by blood or other liquids up to 160 mm Hg. In addition, the filter layer has a particle filtration efficiency (PFE) rate of more than 98%.<br><br>This mask is highly protective because of the 3-layer construction. The outer 2 layers are for protection, and the 3rd provides comfort. The 1st outer layer ensures proper wear and provides high protection against fluids. It also allows for high breathability and offers excellent protection against airborne particles. The 2nd layer filters out airborne particles. The 3rd layer enables you to comfortably wear the mask for extended periods of time. This lightweight blue face mask gives you safety, effectiveness, and comfort all in one.<br><br>Our focus at DemeTECH is to provide high-quality PPE to our consumers. We pride ourselves on using only the highest-quality materials and keeping our operations completely in America. From production to shipment, we produce our American-made masks with our customers’ safety as our top priority.