Finished to exacting specifications and machine polished with high-velocity micro particulates, the engineering behind PHENOM is only outdone by one thing… its artistic style. Micro-engineered lens locks add both flexibility and flair.\n\n- Soft thermoplastic rubber tipped temples;\n- Aluminum-magnesium frame construction;\n- Hidden spring hinges;\n- Lightweight construction;\n- Proper weight balance;\n- Micro-engineered balanced;\n- Micro-engineered lenslocks;\n- Adjustable floating nose pads.