I only buy polarized lenses and make sure my kids have eye protection even though they are too small to understand what that means. However, they insist on fun colors and we have to settle for combos. These glasses are reasonably priced where my heart wouldn't break if they left them somewhere (thank goodness as has happened to several other couples). They come with thongs, which I also learned out of necessity - as we lost a few pairs in the beach waves. This pack comes highly recommended for…