3PLY Surgical Medical Mask Box of 50 Medical Mask ASTM L1 Box of 50 Soft & Premuim mask BFE>95% & PFE >98% FDA, Canada Health, MDSAP, ISO, BIS,CE Approved MOQ 1 40ft HC = 20,16,000 Mask or 40,320 Boxes Contact Us for more detail, Test reports, Certification