Designed for small to medium faces, this comfortably lightweight addition to the Trillbe™ Collection has a softly rounded front with a sculptured keyhole bridge, and its stem architecture takes vintage style into modern territory. Features Comfort and performance of Three-Point Fit that holds lenses in precise optical alignment Durability and all-day comfort of lightweight, stressresistant O Matter™ frame material Frame suitable for small to medium UV protection of Plutonite® lens that filters out 100% of UVA / UVB / UVC & harmful blue light up to 400nm Glare reduction and tuned light transmission of Iridium® lens coating (optional) Optimized peripheral vision of 4 base lens curvature Optimal precision and impact resistance that meet or exceed ANSI Z80.3 optical and basic impact standards Maximum clarity at all angles of vision with patented XYZ Optics® High Definition Optics® Lenses All Oakley lenses offer HDO® Technology with the following benefits: Clarity: Conventional lenses can magnify images. HDO® precision gives less distorted vision across the entire field of view. Refraction: With regular lenses, objects aren’t really where you see them. HDO® offers a truer visual image so your brain won’t have to work overtime. UV Protection: All Oakley lenses block 100% of UVA, UVB & UVC rays and harmful blue light up to 400 nm.