Women's Black 'Aurora' Satin Bias Midi Dress Brown Polka Dot One Shoulder Pleated Midi PrettyLittleThing CA Women's Black 'Aurora' Satin Bias Midi Dress Aurora Satin Dress (Ink Navy) Holland Cooper Polka Dot Midi Dress Summer White Polka Dot French Connection UK. The Aurora midi dress is made for golden hours and unforgettable nights. This polka dot dress is romantic, striking, and made to turn heads. Color: White Polka Dot Details: Mini dress length, draped back, shine satin fabrication, sculpted bust, side seam zipper Composition: 100% Polyester Style #: 20275ST