3M Health Care Filtron Surgical Mask, Off-The-Face/Anti-Fog Style 1838R from 4MD Medical
File:Nagrobna kaplica na cmentarzu kościoła p.w. św. Apostołów Piotra i Pawła (1838r.) - Pratulin gmina Rokitno powiat bialski woj. lubelskie ArPiCh.JPG - Wikimedia Commons
3M 1838FSG Filtron High Performance Surgical Mask with Face Shield Guard, Level 2 Fluid and Splash Resistant, PFE >99%, BFE >99%, Box of 50 masks
3M 1838R Surgical Mask, Medium - Pack of 50 for sale online | eBay
New 3M 1838R Mask For Sale - DOTmed Listing #1961350: