MO&Co. Women's V Neck White Polka Dot Mini Dress in Sheer Black Dotted Size XS When the invite says black tie optional but you still want to dance all night , This polka dot number was the perfect wedding guest dress flowy, flattering, and so easy to wear., Comment SHOP Women's Lovely In Dots Dress Black ivory In Black Ivory Size Small Betsey Johnson Black Polka Dot Mini Dress V Neck Strappy Ally Fashion