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.
Germano M.
Very fast delivery. A+Got my wife a fendi backpack. I purchased it weeks before mothers day and I received the bag in about 4 days. Would buy again.
Katie D.
ValentinoBeautiful- arrived in all Valentino packaging with replacement studs. Extra fast shipping to US. I will be ordering from Italist again. Xo
Rachel N.
Fast service, great priceI still can’t believe how quickly I recieved my order (I’m starting to think Italist has a warehouse in my backyard)! Gorgeous item, excellent price. I will definitely order here again!
Katesia B.
Love this siteItems are authentic, shipping is fast. Site is easy to use. Price is right most of the time.