(50pcs) America’s Supply Chains Disposable Facemask ASTM Level 3 FDA Cleared
Latex-free, single-use disposable. Synthetic Blood ASTM F1862, ISO22609: 160 mmHg. Differential Pressure EN 14683: <6.0 mmH20/cm2. Protects your nose and mouth from sprays, sneezes, and contaminants.