Oakley Paracord X Optical Frame combines a clean, utilitarian shape with adjustable comfort features for everyday wear and active use. Key attributes: Black | Nero | O Matter | Lightweight | Grippy fit for active use | Ace-Fit adjustable temples | Unobtainium non-slip ear socks | Square frame | Softly rounded edges | Dimensions & fit: Size: M (132mm) | Regular - High bridge fit | Composition & care: O Matter | Unobtainium | BiO-Matter | Wipe with a soft, lint-free cloth; avoid harsh chemicals.