Oakley® Sylas is a classic frame with reliable features. Feel secure in this new style that goes above and beyond the standard with upgraded features for all-day wear, including a hat compatible design, lightweight frame and Prizm™ Lens Technology. New and unused. Polished clear frame. With Prizm™ lenses that are designed to enhance color, contrast and detail to make the most of any activity. Three-point Fit is designed for comfort and to hold your eyewear in precise optical alignment Lightweight O Matter™ frame material provides durability and all-day comfort