Popsugar Fashion Meghan Markle Do Royals Wear Gym Clothes? The Most Iconic Royal Gym Clothes, From Meghan's Nike Sneakers to Princess Diana's Biker Shorts December 5, 2018 by Sarah Wasilak View On One Page Photo 13 of 16 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 13 Crown Princess Mary Princess Mary of Denmark often wears a polo with the collar up at sporting events. Previous Next Start Slideshow Meghan MarkleThe RoyalsWorkout ClothesSneakersCelebrity Street StyleSweatshirtsPrincess DianaGymBike ShortsThe British Royals