Mfg. Part No.: 4178-C Brand: Anchor Products Unbound Visors For Fibre-Metal Frames, Clear, Visor, 16 1/2 x 8 in. Designed for Fibre-Metal frames. ANSI- and ASHA-approved. Durable and high-performance. Binding=Unbound. Color=Clear. Height [Nom]=8 in. Length [Nom]=16 1/2 in. Lens Coating/Shade=Clear. Lens Material=Proprionate. Material=PETG. Style=Visor. Thickness [Nom]=0.04 in. Type=Visor. Used With=Fibre Metal® Frames. Width [Nom]=16 1/2 in. .