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.
Tracey V.
Quick Shipping, Quality ItemI had a very positive experience ordering an Isabel Marant skirt, delivered quickly, well packaged. Would def. shop again!
Andrea A.
Love the authentic Stella McCartneyLove the authentic Stella McCartney bag — well priced and came quickly without shipping costs!
Adam B.
Love Italist!I love my order! I got a really great price on these awesome reflective running Adidas and some cool rubber Birkenstock’s for the beach I haven’t seen before in Canada.
The website is a lot of fun for shopping, Shipping was fast and the package arrived very nicely handled.
Aleksandra N.
Salvatore Ferragamo Firenze WalletA beautiful wallet, superior quality, very slim. The shipping was super quick, only 2 or 3 days. 100% recommend shopping with italist.