Plus-size mother of the groom dresses for a rectangle figure: If you are shopping for a plus-size mother of the groom dress and have a rectangle figure, you should look for a dress that creates the look of curves. Find a dress that has a bow that ties around your waist or some sort of embellishments or beading that accentuates your waist, or wear a wrap jacket that will also help define your waist and make you look more curvy.
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