Ray-Ban polarized sunglasses (RB4331). Polished black/gray gradient

Ray-Ban polarized sunglasses (RB4331 601/T3 61-16). Polished black frame/gray gradient polarized lenses. Brand new, never worn. Comes with case and cleaning cloth. My parents owned an eye wear store for over 30 years and recently retired. I am helping them clear out their remaining inventory.