Manufacturer's product description: Holbrook is a timeless, classic design fused with modern Oakley technology. Inspired by the screen heroes from the 1940s, 50s, and 60s, this design epitomizes the spirit of exploration and adventure. The iconic American frame design is accented by metal rivets and Oakley icons, perfect for those who seek equal parts performance and style. Features: PRIZMis a revolutionary lens technology that fine-tunes vision for specific sports and environments. See what youve been missing. Plutonite® Lenses offer top UV Protection filtering 100% of all UVA, UVB, UVC and harmful blue light up to 400nm Patented High Definition Optics® (HDO®) provides superior optical clarity and razor-sharp vision at every angle O-Matterstress-resistant frame material is both lightweight and durable for all-day comfort and protection Standard Fit