Blackfin - WALDPORT 765 size - 52 model Frame's color is Gunmetal Gray Interior And Exterior / Shiny Silver End Pieces. Optical frame made of titanium.- Entirely made in Italy.- Front milled from a single pure titanium block.Ultraflexible 0.5 mm beta titanium temples. Shortenable temples thanks to the patented temple tips. Imperceptible weight with perfect face wearability. Coloring process entirely handmade.Laser engraved markings and serial number. Biocompatible, hypoallergenic and nickel-free optical frame.