A touch of silk adds to an elegant, formal bridal look. These 21 classic silk wedding dresses blended with crepe, chiffon, or satin are some of the season's most beautiful options for less casual attire. The best time to wear silk? Well, whenever you want! Yet, some brides keep it classy with this shinier fabric after 5 o'clock. But hey, it's your day. See below for some of our favorite silky wedding dresses!