Petite playsuit by Miss Selfridge Petite, Done in one, Plunge neck, Capped sleeves, Button-keyhole back, Regular fit, A standard cut for a classic shape. Miss Selfridge takes you from day to date night with its off-duty looks and full-on glamour. Petite gals can solve what-to-wear dilemmas with its dresses and separates that combine its inherent femininity with perfectly proportioned cuts, too.