Oakley Shackle Sunglasses combine a durable O Matter frame with Prizm lens performance for clear, contrast-enhanced vision. Designed for everyday wear, they balance comfort and optical clarity. Key attributes: Olive ink | O Matter | Prizm lens technology for enhanced contrast | Impact-resistant polycarbonate lenses | Lightweight, durable frame | Adjustable wire-core temples | Unobtainium earsocks for secure grip | Includes original Oakley case and cleaning cloth | Square frame | Mirror lens finish | Subtle Oakley logo on temple | Dimensions & fit: Eye: 52 mm | Bridge: 18 mm | Temple: 137 mm | Height: 46 mm | Composition & care: O Matter | Polycarbonate