Persol PO3165S Calligrapher Edition SunglassesDESCRIPTION: Patented at the end of the 1930s, the Meflecto is the world s first flexible stem system designed for maximum comfort by eliminating pressure on the head from the arms of glasses. FEATURES: Frame material: Acetate Measurements: 52 22 145 Quality: Born out of a rich tradition of research and quality, a history of technological perfection and attention to fine detail, Persol glasses are in a class of their own. Lenses: Crystal lenses are a