Oakley lenses are designed and tested under extreme high mass and high velocity circumstances to ensure uncompromising protection across a wide range of demanding conditions. The look of Holbrook, from its iconic style to keyhole bridge and metal rivets, has been scaled up to fit larger faces. Even with enhanced sizing for larger faces, it stays comfortable with lightweight O Matter frame material. Pure Plutonite lenses filter out 100% of all UV while XYZ Optics maintains clarity at every angle of view. Durability and all-day comfort of lightweight O-Matter frame material Frame suitable for medium to extra large faces. Plutonite Lenses offer top UV Protection filtering 100% of all UVA, UVB, UVC and harmful blue light up to 400nm O Matter stress-resistant frame material is both lightweight and durable for all-day comfort and protection PRIZM LENSES Prizm is a revolution in lens optics built on decades of color science research. Prizm lenses provide unprecedented control of light transmission resulting in colors precisely tuned to maximize contrast and enhance visibility. PRIZM BLACK Light Transmission: 11% Light Conditions: Bright Light Contrast: Increased Base Lens Color: Grey The look of Holbrook, from its iconic style to keyhole bridge and metal rivets, has been scaled up to fit larger faces. Even with enhanced sizing for larger faces, it stays comfortable with lightweight O Matter frame material. Pure Plutonite lenses filter out 100% of all UV while XYZ Optics maintains clarity at every angle of view.