Oakley Terraforma sunglasses combine a durable O-Matter frame with Oakley Prizm lens technology to deliver enhanced color and contrast for everyday and outdoor use. Key attributes: Black | O-Matter | Prizm lenses for enhanced color and contrast | Flexible thermoplastic frame | Lightweight construction | Matte black finish | Classic profile | Composition & care: Frame: O-Matter | Lenses: Prizm | Clean lenses with a microfiber cloth; avoid solvents and abrasive cleaners.