90’s-inspired slip dresses are so much fun this season! What’s great about this returning trend is that they have evolved into more sophisticated looks and different lengths. They’re now designed for every occasion, from Sunday brunch to a red-carpet evening. We can’t get enough of the open-back slip dresses that are barely connected with delicate straps – they are elegant, unexpected, and amazingly fashionable. Here are our favorite designer slip dresses in each category: