Petite dress by Fashion Union Petite, Cute, right?, Sweetheart neck, Ruched seam, Frill hem, Adjustable straps, You're in control, Tie-back fastening, Regular cut, Fits you just right. Fashion Union helps you overhaul your party-girl wardrobe with its standout collection. Head out-out in its punch-packing dresses, cheeky twosies and playsuits that have all been scaled down to perfect petite proportions.