HARLEM Eyeglasses by Blackfin. Color: Mystic Violet, Cordovan Brown, Olympic Blue, Matt Black, Obsidian Black Gold/Blackfin Black, Size: 46-24-160. In a league of their own, the Blackfin HARLEM eyeglasses blend tradition with cutting-edge technology. Their gracefully rounded shape, coupled with vibrant temple accents, transforms these frames into a statement piece. Constructed from premium titanium, they are both featherlight and resilient. For those who walk the fine line between bold and understated, these glasses deliver just the right amount of flair.