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. | Zenni Square Prescription Glasses Red TR Full Rim Frame