Oakley Futurity RS frames pair a modern square silhouette with durable O Matter construction, designed for everyday wear and easy prescription fitting. Key attributes: Satin grey smoke | O Matter | UV protection | Scratch resistant | Prescription-ready | Demo lenses included | Available in sizes 54 and 56 | Square frame shape | Satin finish | Dimensions & fit: Size options: 54/16/139 mm; 56/16/139 mm | Temple length: 139 mm | Lens height: 44.1 mm (56 mm size) | Lens height: 42.6 mm (54 mm size)