Theory is an American clothing brand that specializes in high-end trousers. The label developed an innovative stretch fabric for its first women's pants and later applied similar technology to its men's collections. These simple, chic, functional designs are essential wardrobe staples.
Apply Filters to your selection for more specific results.
Customer stories
Join thousands of shoppers discovering the thrill of luxury finds at italist. Real reviews, genuine luxury, always at unmatched prices.
Aida M.
Best selection, excellent customer service.Best selection, excellent customer service. Very easy to shop around the website and easy returns.
Jeffrey F.
I love my Fendi capI love my Fendi cap & was surprised at the speed with which it was delivered, much quicker than I expected. Also appreciated the ease of use. I would definitely shop with you again.
Anna H.
Golden goose shoes orderI ordered golden goose sneakers and they were just as pictured online and came in so fast!!
Brandi O.
WOWThese leggings are AMAZING!!!!!!! I ordered them to wear with my new boots and they’re an exact color match!!! The website description was accurate! The packaging was great and the order was processed immediately. Excellent!!!!!!