Tall dress by John Zack Tall, For that thing you have to go to, Polka-dot print, Plunge neck, Long sleeves, Zip-back fastening, Mini length, Regular fit, Just select your usual size. Turning catwalk styles and red-carpet looks into a collection of fresh dresses, London label John Zack preps you for the party. John Zack Tall sees the same bodycon dresses and layers of lace lovingly lengthened for gals 5'9"/1.75cm and over, too.