Every model in the Ray-Ban collection is the product of meticulous, original styling that translates the best of the latest fashion trends into an ever-contemporary look for millions of Ray-Ban wearers around the world.</br>Ray-Ban sizes refer to the width of one lens in millimeters.</br>Ray-Ban products sold by authorized sellers, like Amazon.com, are eligible for all manufacturer warranties and guarantees.</br>Protective case included, cases come in a variety of colors.</br>Lenses are prescription-ready (Rx-able).</br>Ray-Ban products include an etched "RB" on the left lens. The RB is not a scratch or defect.</br>The shape and curvature of these sunglasses may need adjustments. Adjustments should only be made by a professional.</br>Made in Italy or China.</br></br>Product Description</br></br><b>Ray-Ban Sunglasses,</b> style RB4105 Folding Wayfarer is a rx-able classic and stylish plastic wayfarer frame which folds compactly in half. Five discreet hinges on the nose bridge make this style compact. The Ray-Ban logo is featured on the temples. Ray-Ban Sunglasses have scratch/impact-resistant lenses. Size: 50-22-140 mm/54-20-140 mm</br><br/>http://www.amazon.com/gp/product/B000PTNZC6