Oakley Kato Sunglasses combine a progressive frameless shield design with PRIZM lens technology to enhance color and contrast. Designed for high-coverage performance, they deliver impact protection and a customizable fit for active use. Key attributes: Black | Plastic | PRIZM lens technology (enhances color and contrast) | Impact protection | UV protection | Adjustable rake tilt mechanism | Interchangeable Unobtainium nosepads (three thicknesses) | Non-slip nose grip | Frameless shield design | Progressive PhysioMorphic geometry | Wraparound mask silhouette | Dimensions & fit: Caliber: 49 mm | Bridge: 149 mm | Temple: 136 mm | Lens height: 64 mm | Wide fit | High bridge fit | One size | Composition & care: Plastic (frame) | Polycarbonate (lens) | Clean lenses with a microfiber cloth; avoid abrasive cleaners and harsh chemicals.