Beeswift 3M 7501 Sml Silicone Half MaskThis respirator is designed for everyday use in work environments where comfort and reliability matter. This respirator focuses on practical performance, including this half facepiece was designed with the wearer in mind and new cool flow exhalation valve designed to help make breathing easier. Details such as durable and heat resistant, made from soft resilient silicone and heat resistant help support consistent use throughout a shift. Materials are