The Radians Inc. CP5710CS is a uniquely designed frameless lens that ensures an unhampered field of vision. Their defining features include a 7 base wraparound unilens, sleek silver metal temples, and a comfortable, soft rubber nosepiece.These lenses guarantee 99.9 percent protection against harmful UV rays and conform to or supersede all Ansi Z87.1+ specifications, making them the go-to choice for eye safety.