The crystal glasses can be either U-shaped your rim being virtually parallel to the bowl or can have a tapering shape where the rim is really a lot narrower than bowl.
Gewurztraminer - grown inside Germany and France. https://tinperiod1.bloggersdelight.dk/2025/04/28/ruou-chivas-18-huong-vi-quy-phai-trong-va-dang-cap-2/