... not protect you from toxic or hazardous dusts.Performance of Dust Mask: Dusk removing efficiency : 95% Pressure drop of inhale :< = ... MASKS Face Mask Sewing, Face Mask Ultrasonic, Face Mask with Shield, Activated Carbon Face Mask, Sponge Proof Face Mask, Paper Face ... Mask, N/W Beard Cover, N/W Dust Mask, Particulate Respirator, Polyester Dust Mask…… • NONWOVEN CAPS Bouffant Cap, Snood Cap, ...