These square prescription protective glasses feature a frame design that extends out to cover the sides, top, and bottom of the eyes, protecting them from dust and other particulate matter.They also provide general-purpose eye protection for low-impact home or shop projects. The glossy, translucent frame is made with lightweight TR90 plastic for a comfortable wear. Please note, these glasses are not ANSI Z87.1 safety glasses. They are available in black, blue, coral, green, and clear.