Sunzel8" / 5" / 3" Biker Shorts for Women with Pockets, High Waisted Yoga Workout Shorts

I’m 5’5 and weight 156 what size should I get?

Could men wear them

What is the material blend? Description says nylon / Spandex but in some of the pictures its showing Polyester/ spandex.

I’m 5’5 athletic, upper slim but my legs are on the thicke side should i go s or m? do the 8” squeeze your thighs?