Exceeds ASTM's fluid-resistant performance class specifications as a primary- (low-) barrier medical face mask: PFE 98.5% at 0.5 µ. Outer fluid-resistant spunbond layer with a soft, white, facial tissue inner layer for sensitive skin. Features an exclusive Comfort Cushion non-woven Fog-Free strip and a wraparound face shield. Secure Loop ear loops are sonically attached to outside of mask to eliminate skin irritation. Full-length aluminum nosepiece. Made in the USA. Not made with natural rubber latex.