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Theory
Silk-blend Shirt - Grey
£341 £256 (25% off)
FARFETCH
Theory
Shirt - Natural
£199 £167 (15% off)
YOOX
Theory
Shirt - Red
£199 £99 (50% off)
YOOX
Theory
Denim Shirt - Grey
£144 £92 (35% off)
YOOX
Theory
Structured Shirt - Blue
£288 £173 (40% off)
FARFETCH
Theory
Shrunken Sleeveless Shirt - White
£199 £100 (50% off)
Bloomingdale's
Theory
Trapeze Good Cotton Shirt - White
£215 £150 (30% off)
Bloomingdale's
Theory
Classic Collar Shirt - Blue
£306 £245 (20% off)
Cettire
Theory
Collared Shirt - White
£300 £150 (50% off)
FARFETCH
Theory
Cotton Shirt - Pink
£159 £80 (50% off)
VITKAC
Theory
Trapeze Shirt - Blue
£215 £107 (50% off)
Bloomingdale's
Theory
Printed Silk-crepe Shirt Black
£320 £144 (55% off)
THE OUTNET.COM
Theory
Oversized Fit Shirt - White
£300 £225 (25% off)
FARFETCH
Theory
Classic Shirt - Blue
£306 £214 (30% off)
FARFETCH
Theory
Shirt - Natural
£124 £73 (40% off)
YOOX
Theory
Tailored Curved Hem Shirt - Pink
£281 £232 (15% off)
FARFETCH
Theory
Plain Silk Shirt - White
£336 £269 (20% off)
FARFETCH
Theory
Top For Women - Blue
£239
Raffaello Network
Theory
Shirt - Natural
£306 £153 (50% off)
Giglio
Theory
Pullover Utility Shirt - White
£215 £107 (50% off)
Bloomingdale's
Theory
Shirt - White
£174 £87 (50% off)
Luciana Bari
Theory
Flap Pocket Shirt - White
£152 £46 (70% off)
Bloomingdale's
Theory
Hekanina Plaid Tie Front Shirt - White
£215 £64 (70% off)
Bloomingdale's
Theory
Classic Menswear Silk Shirt - Brown
£269 £189 (30% off)
Bloomingdale's
Theory
Cotton-poplin Shirt Marigold - Multicolour
£250 £75 (70% off)
THE OUTNET.COM
Theory
Stretch Silk Tie - Front Shirt - White
£269 £81 (70% off)
Bloomingdale's
Theory
Shirt - Grey
£179 £82 (50% off)
YOOX
Theory
Tailored Shirt - Natural
£283 £172 (35% off)
Cettire
Theory
Combo Silk-blend Top - White
£268 £65 (75% off)
Rue La La
Theory
Tailored Shirt - Pink
£283 £172 (35% off)
Cettire
Theory
Trapeze Shirt - White
£243 £146 (40% off)
Cettire
Theory
Patch Pocket Top - White
£144 £29 (80% off)
Rue La La

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Launched in 1997 by Andrew Rosen, contemporary clothing label Theory is renowned for a pure aesthetic and a fresh silhouette. Creating casualwear with a distinct edge, the brand combines well-tailored separates with easy-to-wear party dresses for a perfectly rounded collection. Theory shirts are made with an expert eye for clean, crisp lines and an ageless elegance. Synonymous with luxurious minimalism, Theory shirts can be dressed up or down for a timeless wardrobe addition.