Notched metal accents update the retro silhouette of these sporty sunnies fitted with striking Prizm lenses for enhanced color and contrast. 52mm lens width; 21mm bridge width; 137mm temple length 100% UV protection Prizm™ lens technology enhances color, contrast and detail for an optimized visual experience Unobtainium® nose pads increase grip with perspiration to help keep the eyewear securely in place BiO-Matter™ frame Propionate Made in the USA