Disposable Procedural Face Mask, Universal, 500PK
Cleanroom Mask, Mask Size M, NIOSH Rating Not Rated, ASTM Splash Rating Not Rated, ISO Cleanroom Class ISO 4 (Class 10), Mask Headstrap Type Dual, Adjustable, Mask Shape Flat-Fold, Mask Material Polyethylene, Polypropylene, Package Quantity 500.