Petite dress by John Zack Petite, Woven lace, V-neckline, Cami straps, Zip back closure, Regular fit - true to size, Hand wash, 100% Polyester, Our model wears a UK 8/EU 36/US 4. Turning runway styles and red carpet looks into a collection of affordable dream dresses, London label John Zack channels a fun, party girl aesthetic. Now perfectly designed in petite proportions, the John Zack Petite collection is party prepped with jumpsuits, bodycon dresses and lashings of lace.