Casual dress by Unique 21, Plain design, Understated cool, Spread collar, Button placket, Tie waist, Curved hem, Regular cut, Fits you just right. 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.