3M M-305 Polycarbonate Respiratory Hardhat Assembly For 3M Versaflo M-100, V Series And TR-300 Full Face Respirator With Standard Visor and Faceseal (1 Per Case) (1/CA) Footwear They are used in dangerous

They are used in dangerous chemicals

Best Butyl/Butyl II rubber provides superior resistance to highly corrosive acids and is excellent for handling ketones and esters

Packet can be used as a drinking cup

Made from top grain deerskin for unrivaled fit

* Only one ingredient and no flavors added to provide you with nothing but pure protein

3M M-305 Polycarbonate Respiratory Hardhat Assembly For 3M Versaflo M-100, V Series And TR-300 Full Face Respirator With Standard Visor and Faceseal (1 Per Case) (1/CA) Footwear They are used in dangerousThe M 305 assembly includes a M 925 Visor and M 935 Faceseal. The M 925 visor is made of polycarbonate. The M 935 faceseal is appropriate for general purpose use. Used with an approved air source, M 300 Series hardhats provide respiratory (OSHA APF=25) and limited head (ANSI Z89. 1 2003 Type 1 Class G) and eye (ANSI Z87. 1 2010) protection. The M 305 assembly includes a standard visor and standard faceseal.