Disposable Surgical Mask, ASTM Level 3 + Type IIR, BFE 98.67%, Export Registered Medical Device, 17.5 x 9.5cm, Health Canada Whitelist.
Certification: ASTM F2100 Level 3 (North American), FDA (USA) & CE (European) EN 14683:2019 Type IIR, YY 0469-2011, ISO (13 standards)
Material: