Lenses that darken in sunlight (e.g., Transitions).
Ask for your Pupillary Distance (the space between your pupils). buy eyewear
If they aren't on your face, they should be in the case. To help you find the perfect pair, tell me: Do you have a strong prescription (lots of +/- numbers)? Are you shopping online or in-person ? What is your budget range ? Lenses that darken in sunlight (e