Harley-Davidson HD700 Safety Glasses with Gunmetal Frame and Brown Mirror Tint Hardcoat Lens Safety glasses is stylish, 8-base, metal frame design; rimless frame styling 99.9 percent UV protection; impact resistant, distortion free, scratch resistant lens Spring hinge temple increases comfort for wearer; sturdy frame with nickel-free coating to prevent skin reactions to metal frame Available in gunmetal frame and brown mirror tint hardcoat lens Meets ANSI Z87+ standards