Plus-size dress by John Zack Plus, For a look as lit as your plans, Lined skirt, Plunge neck, Take a dive, Lace top, Cape sleeves, Zip-back fastening, Regular cut, Fits you just right. Turning catwalk styles and red-carpet looks into a collection of next-level dresses, London label John Zack preps you for the party. Fall for its plus-size range of lace, ruffle and cold-shoulder maxi styles.