Here you will find only good quality and the latest tee designs that you will love to stock in your closet. Theory was co-founded by Andrew Rosen and Elie Tahari with a vision to manufacture thoughtfully designed luxurious clothing for men and women. Theory brings you an assorted range of men’s and women’s pants, jackets, jumpsuits, dresses, blazers, shirts, jeans, bags, gloves, etc. Black is the color of power and sophistication. We have Theory Black T-Shirts for men available in the most common fabrics like Polyester and Cotton. Pick the right one for your needs.