Safety will be magnified with MCR Safety's glasses with readers. The BearKatĀ® BK1 Magnifier's well-thought-out construction combines the best in safety, comfort, and affordability! Your vision is unobstructed by the frameless one-piece wraparound lens, which, by its secure fit, allows you maximum safety. Comfort is enhanced by the flexible temples, and the non-slip temple sleeves are notched on the ends to accept a clip-on breakaway cord! These magnifiers are available in a variety of diopter strengths, so there is an option that is just right for you! Don't squint on safety, choose the best magnifier safety glasses from MCR Safety! This product meets the ANSI/ISEA Z87.1 2020 standard.