The Smith ODS 4 Optical Adapter is designed for certain frames which don't normally accept prescription lenses. Easily transform your eyewear into a prescription lense in sport, when you may need it the most. If you're concerned about sun protection, you are able to add custom polarized or non-polarized clip-on sunglasses to these frames.The width of the bridge of this frame is 17 millimeters. It is fully rimmed along the edges to give a sense of completeness, lens security, toleration and absolute style..Key FeaturesMetall ConstructionSmith Optics Case and branded cloth included
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