long sleeve black maxi dress Stine Goya Great for any cup size Annhoo Wedding Guest Dresses for

Suede boots pack a punch if you decide to master the navy blue dress and everything about it, you might want to check off the suede boots from the list too

Here is what Emily Post says about attire for black tie formal wear: Women Formal (floor length) evening gown Dressy cocktail dress Your dressiest little black dress Men Black tuxedo jacket and matching trousers Formal (piqu or pleated front) white shirt Shirt studs and cuff links Black bow tie (silk, satin, or twill) Black cummerbund to match tie, or a vest Dressy braces to ensure a good fit (optional) No gloves Black patent shoes and black dress socks In summer, in the tropics, or on a cruise: White dinner jacket, black tuxedo trousers plus other black tie wardrobe You can find their full guide to attire, from Casual to White Tie, on their website

Guests arrive in sleek suits and glamorous dresses, ready for a night of espionage and elegance

Need something summery and stylish, as they have quite stylish house/other friends, but not too try hard - anything that is too weddingy is too much, plus want to be able to wear it again