Support the Cowboys in comfort with Super Soft Dallas Cowboys Mens Shirts from the Official Dallas Cowboys Pro Shop. These Tri-blend Tees are a mix of different fabrics to provide you that relaxed feel of the shirt. The polyester stretches and keeps form, cotton adds comfort and warmth, and rayon hangs against the body for a natural look. It’s the perfect combination of comfort and style. So, sit back, relax, and stay comfortable all day long while you cheer on the Cowboys.