The 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.
3M 17316, Versaflo Respiratory Hard Hat Assembly M-305, with Standard Visor and Faceseal, 7000002382, 1 EA/Case
$565.66
Factory Stock, 7-10 Day Leadtime, Priced Per Case
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.

3M 11412, Roloc Disc 361F, 36 YF-weight, TR, 1 in, Die R100N, 7000045092
3M 01328, PSA Cloth Disc 348D, P180 X-weight, 3 in x NH, Die 300V, 7000045068
3M 22396, Roloc Disc 361F, 36 YF-weight, TR, 1-1/2 in, Die R150S, 7000045091
3M 22395, Roloc Disc 361F, 60 YF-weight, TR, 3 in, Die R300V, 7000045098
3M™ 94275, Versaflo™ Gold Coated Tinted Over-Visor with UV/IR Protection M-967N, 70071696879, 1 EA/Case 
