Fortress safety glasses have an adjustable nose pad that provides a comfortable fit for a broad range of bridge sizes. Meets ANSI Z87.1-2003 High Impact requirements. Anti-Scratch lenses offer 99% protection against harmful UV rays. Vented lens allows air to flow away from the lens to prevent fogging. Lightweight sports styling contour to the face to provide maximum protection.12 Pair. Color: Clear lens with Silver frame