The sleek rectangular form of the Fossil FOS 7166 eyeglasses in Matte Black (003), Matte Black Dark Ruthenium (RZZ), and Matte Green (DLD) is made of sturdy metal for long-lasting comfort. With their flexible hinges and lightweight design, these full-rim frames provide a snug fit for daily use. They are perfect for both informal and formal settings thanks to their elegant matte finish, which adds a contemporary touch.