When I look around a job, it seems like the number of workers not wearing safety glasses far outnumber the ones that do. I have to admit, I resisted using them for years myself until my nearsightedness eventually left me no choice. Nowadays, I feel naked without my prescription safety glasses in place. One of the main reasons most of us don't like safety glasses is that on a real-world construction job, they're almost impossible to keep clean. Wiping them down with a dusty shirt is akin to rubbing them down with pumice. You quickly wind up with scratchy lenses. Polycarbonate plastic safety lenses may be virtually unbreakable, but they also happen to be the easiest things on earth