Oakley Port Bow Optical Frame pairs Oakley’s O Matter construction with a rectangular full‑rim design for everyday prescription wear and performance‑inspired styling. Key attributes: Satin black | Matte crystal blue | O Matter | Performance lifestyle | Full rim | Demo lenses (replaceable for prescription fitting) | Injected temples | Rectangle frame | Satin finish | Multiple lens size options | Dimensions & fit: Lens width: 53 mm | Lens width: 55 mm | Lens width: 57 mm | Bridge width: 17 mm | Temple length: 141 mm | Lens height: 36 mm (53), 37 mm (55), 38 mm (57) | High bridge fit | Available in multiple sizes: 53, 55, 57 | Composition & care: O Matter (front) | Injected plastic (temples)