With a focus on high-performance and a new sports design, the Oakley Mercenary sets a new standard in eyewear. The style stands out with its slim double bridge design and larger round lens shape, and together with innovative features, the best performance is guaranteed. Product details Features: The modern and minimalist style convinces with its design with double bridge and larger lens shape for an extended field of vision. Lightweight O Matter material promises durability and unrestricted comfort Unobtainium nose pads provide a non-slip grip when sweating, so that the glasses do not slip and fit securely. Prizm lenses for enhanced color, contrast and detail vision. Suitable for prescription lenses. For all athletes who need prescription glasses. Windows/glasses: PRIZM Care instructions To preserve the High Definition Optics (HDO ) of Oakley lenses, your new eyewear comes with a Microclear electrostatic bag for cleaning and storage. Its use maintains the superior optical quality of Oakley's genuine lenses. Hand wash Microclear regularly and air dry. Technologies and manufacturing processes Impact protectionOakley lenses, developed and tested under extremely high weight and speed conditions, guarantee the highest level of protection even under the toughest conditions. Prizm Oakley's exclusive lens technology for better color & contrast vision and detail recognition.