NIOSH Approved N95 Respirator Flat face mask with elastic ear loop Brand: Alpha Item No 695 Color: Teal Stripe Packing: 210/case (6 boxes of 35); 108cases/plt Test Performed: (1) Differential Pressure per MIL-M36954C Result (Average): 5.8 mm H 2 O/cm 2 (2)Latex Particle Challenge (Filtration Efficiency) @ 0.1 micron per ASTM F2299 Result (Average): 99.9%