MCKESSON PROCEDURE MASKS, ASTM LEVEL 3, SOLD AS 50/BOX MCKESSON 91-3104 50/BOX -91-3104

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50/BOX Premium materials provide reliable respiratory protection with optimal comfort and breathability Shingle pleat design prevents pooling and crosscontamination; wear mask with pleats facing down Ample-length, single-strand ear loops are soft, strong, and low-profile to comfortably fit most users Adjusts to match facial contours with an enclosed, plastic-covered, iron nosepiece Delivers bacterial and particulate filtration efficiencies greater than 95 percent with fluid resistance at 160 mm Hg Three-layer construction Mask dimensions: 6.9 x 3.5 in (176 x 89 mm) Class 1 Flammability Spread SKU: 91-3104MCK-1221960_BXBrand: McKesson Show more