DF300 N95 Flatfold Disposable Respirator, 50 Masks BF abrasion and heat reflectivity using abrasion and heat reflectivity using the five ply manufacturing process Reflects 90% of radiant heat FR rated clothing should be worn under these garments 20 2000 and ASTM F1506 10a standards Features and Benefits Designed to fit all faces comfortably: and accommodate the user’s facial movements Multilayered absorption media with a smooth inner lining for added comfort Latex free woven head straps are welded for a secure fit Concealed: adjustable nose clip and soft foam nose cushion provide a custom secure seal Humidity and moisture resistant filter media that repels moisture for a longer lasting respirator Reliable: durable design that lasts throughout the workday Engineered to promote easier breathing: the NIOSH approved DF300 Series Flatfold Disposable Respirators are made with a multilayered absorption media that repels moisture and features a smooth inner lining for added comfort