Designed for small to medium faces, this prescription eyewear addition to Oakley's Trillbe Collection is lightweight yet durable using O Matter™ with a softly rounded front and a sculptured keyhole bridge, and its stem architecture brings vintage style into modern territory. • Constructed of light weight, durable O Matter™ material • Unisex Lifestyle • Comfort and performance of Three-Point Fit that holds lenses in precise optical alignment • Protective carrying case included • Available with Oakley® Authentic Prescription Lenses