Whether you like funky, simple, or collared T-shirts - we have got you covered. Theory, a global designer label from the US was established in 1997, and it is headquartered in New York. You can shop Theory’s range of women’s and men’s clothing, footwear, and accessories through any of its 434 retail stores or via Amazon, Uniqlo, etc. Confused about what color T-Shirts to wear? The most selling Men T-Shirts are White, Sky Blue, Black, Peach, Olive and Gray. Varieties of materials such as Cotton, Polyester and Linen allow you to buy the best one. Each will provide you different experience and durability of Theory T-Shirts for Men. There is always Theory T-Shirts for Men for each occasion and matching. Explore the Solid, Striped and Ombre types in Theory T-Shirts for Men.