M3105-F Sunglasses by Matsuda. Shape: Geometric, Color: Brushed Gold / Blue Grey, Brushed Gold / Cafe Blue Gradient, Antique Gold / Sage Green, Palladium White / Cafe Violet Gradient, Palladium White / Cobalt Blue, Size: 49-22-145. The M3105-F glasses are a perfect fusion of classic and modern design. The round rimless frame, originally crafted in the late 1800s for improved lightness and comfort, has been reinterpreted with added hand-engraved details on the beta titanium temples. These frames, made of ultra-lightweight titanium, are carefully designed for flexibility and comfort. Uniquely crafted in Japan, the M3105 glasses are the ultimate choice for anyone who seeks a seamless blend of innovation and sophistication.