Popsugar Fashion Celebrity Fashion Royal Style Rules To Follow 13 Fashion Rules the Royals Always Follow 20 May, 2018 by Morgane Le Caer View On One Page Photo 11 of 13 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 11 Being Casual Is Not as Easy as It Sounds When they decide to dress down, members of the royal family still need to follow a specific dress code. Ladies can wear a smart day dress or trousers with a jacket, while men can wear chinos, a collared shirt, and a blazer. Previous Next Start Slideshow Celebrity FashionStyleThe British RoyalsThe Royals