Botox around the eyes can help reduce the tendency to squint, also potentially making sunglasses fit more comfortably.
https://cosmetic-botox-annarbor-mi-injectables.wpsuo.com/botox-vs-fillers-which-one-do-you-need-and-when
Botox around the eyes can help reduce the tendency to squint, also potentially making sunglasses fit more comfortably.