Twistedpairs
Oakley Beginner
I called them and customer service actually recommended Amazon because they didn't carry them. Wonder how I can redo my survey for Oakley.BTW, Oakley does sell lenses for Gibstons, they just are not on Oakley.com. you can get them here. Just make an account and type in Gibston.
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But you can probably find them cheaper on here.