No-nonsense keyhole frames punch up smart retro-style sunglasses featuring Prizm™ lenses with HDO® technology for enhanced color, contrast and detail. 59mm lens width; 18mm bridge width; 137mm temple length 100% UV protection Prizm™ lenses provide unprecedented control of light transmission resulting in colors precisely tuned to maximize contrast and enhance visibility HDO® impact resistance and clarity Three-Point Fit: Comfort and performance that holds lenses in precise optical alignment Prescription compatible O Matter™ plastic Made in the USA