Product: Face Mask, Pack of 50 - Blue
Brand: Winner Medical Co., Ltd
Color: Blue
3 layer construction, top and liner layers are PP non-woven, middle layer is high
Meet the standard: ASTM F2100-19 Level 1. PFE (filtration efficiency for non-oily particles) & BFE (bacterial filtration efficiency) ≥95%.
Low respiratory resistance, free of odor and stimulation.
Ultrasonic welding process, comfortable wearing experience
These masks are class II medical devices, and are intended for use by operating room personnel during surgical procedures to protect both the patient and the medical personnel from transfer of microorganisms, bodily fluid, and particulate material.

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