SURGICAL MASK, 3-LAYER SPUNBOND POLYPROPOLENE/FILTERED MEDIA/CELLULOSE, DUCKBILL, TIE-ON, BLUE, 50/BX, 6 BX/CS, SOLD AS CASE CARDINAL 261Surgical Mask, 3 Layer Spunbond Polypropolene Filtered Media Cellulose, Duckbill, Tie On, Blue, 50 Bx, 6 Bx Cs, Sold As Case Cardinal 261 Cardinal Health Astm Level 1 Surgical Mask Cardinal Health Astm Level 1 Surgical Mask Not Made With Natural Rubber Latex. Plastic Laminated Nose Wire. Surgical Securement. Softex Binding Edge Tape. Astm F1200 11, Level 1. Surgical Mask, 3 Layer Spunbond Polypropolene Filtered Media Cellulose, Duckbill, Tie On, Blue,