These are my favorite sunglasses but over time they have become more expensive and offer less content. A few years ago I bought a set consisting of a frame set with four extra lenses and a carrying case for less than a pair with a set of lenses now. I still have some lenses from the original set and am using them on the new pair of sunglasses I just bought. I wish the frame used stronger plastic. After a few years, they tend to break down.
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