Midi dress by Fashion Union, For that thing you have to go to, Halter neck, Adjustable straps, Cowl back, Zip-side fastening, Regular fit, Just select your usual size. Post-work RSVP? Get you an outfit that can do both with Fashion Union's standout pieces. We've handpicked a selection of our faves for you to get to know a little better. We're talking tailored separates, tea dresses and matchy-matchy co-ords.