Plus-size dress by John Zack Plus, Leopard print, Minimal effort, maximum impact, V-neck, Wrap front, Tie waist, Regular fit, Not too loose, not too tight, Exclusive to ASOS, We're committed. 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.