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.
Yamile M.
Awesome experienceMy boyfriend loved his fendi shirt, fit just right and came in about a week! Will definitely order again!
Jeffrey G.
Treat Yourself!I purchased a D&G back sack for day trips while traveling. This site has so much high-end variety, it was difficult to only buy one item!
Wai L.
Good purchaseItem was in good condition and packaged with care. Professional delivery. Love this Prada bag.
Lindy h.
Lovely boots; fast serviceLove my SEE by Chloe boots. SO comfy
Love your DHL service; so much better than fedex