Theory
Founded in 1997 and based in New York, Theory makes sophisticated and comfortable modern clothing – “clean silhouettes, quality, craftsmanship and fit” are the focus. Make this your go-to brand for tailoring and separates that are cool but never obvious.
Theory is included in our NET SUSTAIN edit for best practice in Animal Welfare. Find out more about NET SUSTAIN here.
- Recommended
- New in
- Price High to Low
- Price Low to High


Crepe mini dress


Stretch-silk shirt


Asymmetric ribbed wool-blend sweater


Satin midi skirt


Off-the-shoulder silk-crepe jumpsuit


Ruffled silk-blend crepe de chine blouse


Ribbed stretch-knit mini dress


Ribbed-knit midi skirt


Cropped wrap-effect silk crepe de chine jumpsuit


Double-breasted grain de poudre wool-blend blazer


Classic wool-blend blazer


Leenda ribbed-knit sweater


Leenda R ribbed merino wool-blend turtleneck sweater
Etiennette wool-blend grain de poudre blazer
Mouline ribbed-knit midi skirt
Treeca cropped woven straight-leg pants
Sabrynna off-the-shoulder stretch-jersey top
Etiennette woven cardigan
Wrap-effect ribbed merino wool midi dress
Mouline ribbed-knit sweater
Ribbed merino wool cardigan
Wrap-effect ribbed-knit and satin-twill midi dress
Moving ribbed wool and cashmere-blend sweater
Belted silk-crepe mini dress
Silk-blend satin top
Cashmere sweater
Cashmere sweater
Silk-blend shirt
Cashmere sweater
Silk-blend satin top
Classic stretch-silk shirt
Ribbed stretch-jersey turtleneck top
Layered silk-crepe top
Cotton-blend shirt
Leenda space-dyed ribbed-knit top
One-sleeve paneled ribbed-knit top
Malinka belted cable-knit cashmere cardigan
Layered stretch-ponte and silk-crepe de chine midi dress
Ribbed-knit space-dyed sweater
Wool-blend jumpsuit
Wrap-effect woven midi skirt
Belted wool shirt
One-sleeve paneled ribbed-knit top
Stretch-scuba leggings
Draped silk-blend blouse
Cashmere sweater
Layered ribbed-knit and pleated chiffon mini dress
Cropped crepe straight-leg pants
Gathered satin-twill shirt dress
Malinka belted cable-knit cashmere cardigan
Asymmetric ribbed wool-blend turtleneck top
Space-dyed ribbed-knit cardigan
Demitria 4 stretch-wool flared pants
Twill blazer
Crepe blazer
Wool-blend jumpsuit
Ribbed-knit tank
Cropped crepe straight-leg pants
Wool wide-leg pants
Belted wrap-effect checked silk-twill midi dress