Unofficially, cocktail attire doesnt have to stick to the suit-and-tie formula
The chase dress/robe While often Arwens outfits are more extravagant and clearly meant for a person who spends their days more in leisure, this outfit is a nice contrast
Last winter finally I made an executive decision and turned it into a skirt
Look great with your sandals, heels, flats, or boots, or lay with blazer, jacket, cardigan in cool days
It can be worn off the shoulder or as a scoop neck
[The custom is that someone who wears a frock coat on holidays would also wear it at the weddings of their children, but at the Sheva Brachot celebrations as is customary they wear the regular Shabbat attire.] cite web : CS1 maint: url-status (link) "The Ottoman Origins of the Hasidic Kaftan"