3M 1860 N95 mask suitability survey - N95InStock.com
3M 1860 N95 mask fit is very high. 3M 1860 N95 mask is well suited to the face shape of most medical personnel. Some researchers have also suggested that N95 masks are too harmful to accumulate large amounts of carbon dioxide, resulting in phenomena such as angus and so on. About 16. 8%~21. 2% of medical staff reported the presence of a tingle.