Oakley Holbrook Sunglasses combine a timeless square silhouette with Oakley optical technology for reliable everyday sun protection and clear vision. Key attributes: Gray | O Matter | HDO optics for improved clarity | UV protection | Available with Prizm or polarized lens options | Lightweight O Matter frame | Available with prescription lenses | Impact-resistant lenses | Square frame shape | Metal rivet accents | Square O metal icon | Composition & care: O Matter (frame) | Plutonite (lens) | Metal (accents)