These glasses provide vision assistance and eye protection. They feature integrated diopters on both the top and the bottom for vision help when looking both up and down. The stylish, nylon frames feature a soft, self-adjusting rubber nose pad for comfort. The lenses are hard coated for scratch resistance and longer life. These safety glasses meet ANSI Z87.1+ standards for high impact and the polycarbonate lenses provide 99.9% UVA/UVB/UVC protection.