/ Theory

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.

Filters

T-shirts

Refined by

Clear All

T-shirts

Sort — Our Picks

Join thousands of shoppers discovering the thrill of luxury finds at italist. Real reviews, genuine luxury, always at unmatched prices.

Jimmy Choo BagLove this web site. They have a great selection of latest trends and fashion. I bought a Jimmy Choo bag at an amazing price on sale. My items arrived within a few days without any issues. I highly recommend shopping at Italist.com

Excellent service & great value for international shopperIt was an amazing experience & will continue to shop for the luxurious brands at great prices & excellent shipping arrangement. I’m lucky to have italist.com for my fashion needs.

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.

Very fast shippingIt was amazing i love doing shopping with italist and perfect value im looking forward to do more shopping thank you italist

Shop now