head loop folding type 5 layers medical disposable face mask medical respirator
Product Description
Product Description Product Description Specification protective disposable medical face mask / medical respirator 1.The mask should cover the mouth and nose of the wearer, and it should have good facial adhesion. There should be no holes or stains on the surface, and there should be no exhalation valve. 2.Masks should be equipped with nose clips, which should be adjustable. 3.The mask belt should be easy to adjust. It should have sufficient strength to fix the position of the mask. The breaking strength of the connection point between each mask belt and the mask body should not be less than 10 N. 4.The filtering efficiency of masks for non-oily particles should be ≥95
