Oakley Bisphaera Speed Sunglasses combine a shield-style lens and sport-focused features to deliver wide coverage and enhanced contrast for high-intensity outdoor use. Key attributes: Black | O-Matter | 100% UV protection up to 400 nm | Impact resistant | Prizm™ lens contrast enhancement | Grip-enhanced Unobtainium nose pads and earsocks | Prescription lens compatible | Shield lens | Semi-rimless frame | Twin-lens design | Wrap-around coverage | Dimensions & fit: Size: L (135mm) | Regular - High bridge fit | Composition & care: O-Matter frame | Plutonite® / Oakley lens | Unobtainium® nosepad and earsocks | Clean lenses with the included Microclear™/Micro Bag or an Oakley Lens Cleaning Kit; rinse with water before wiping. Do not use solvents or abrasive cleaners. Store in the provided case or micro bag and avoid prolonged exposure to heat.