Gemstone Diamond Y20C features a contemporary wrap around frame with a clear polycarbonate lens. These economical visitor spec glasses include vented side shields for splash protection. The UV protective glasses are designed to fit comfortably over prescription glasses. The Y20C spectacle also utilizes an impact resistant lens to meet ANSI Z87.1-2010 High Impact Standards and provides 99.9% UV protection. Each pair wrapped in a sealed polybag.