Combining the high-tech nature of metal with subtle design. "Metal" frame. 160% Flex temples Non-slip TIPGRIP temples. Adjustable non-slip pads. Anti-static. 34g. The technical characteristics of the material used offer some of the same advantages as plastic frames. Intergrated side protection. Flex temples with tip grip system & panoramic vision. Mechanical Risks - F Standard EN 166. Lens Marking - 1. Risks relating to radiations - EN 170