Dress by Unique 21, Minimal effort, maximum impact, Round neck, Button front, Cinched waist, Pleated skirt, Regular fit, True to size. Specialising in clean, minimal tailoring, British label Unique 21 smartens up your wardrobe staples with its latest offering. Designed exclusively in-house, the brand creates relaxed versions of traditionally formal separates. The result? A contemporary collection of tuxedo dresses, wide-leg jumpsuits and boyfriend blazers.