McKesson Brand - Procedure Mask McKesson ASTM Level 1 Earloops One Size Fits Most [50/BX] (1196786_BX)

Bacterial and particulate filtration efficiencies greater than 95 percent, fluid resistance at 80 mmHg. Cool and breathable SMS material with pleated design. Flexible metal nose-bridge bar bends to fit user's unique facial contours. Meets the ASTM requirements for Level 1 barrier protection.