The RT2 series has the squared look of trend-setting designer eyewear with the protection that meets ANSI Z87.1 standards. The durability of lightweight metal alloy frames is combined with the custom fit of non-slip rubber head-grips and adjustable PVC nose pads. Available in brass or chrome frames. Rugged polycarbonate lens filters 99.9% of harmful U.V. rays. Choose the best safety glasses, choose MCR Safety!