I only gave this three stars due more to personal preference than to any real flaws with the product. it is very comfortable and for a jersey-style shirt quite warm. but that is one of my issues with the shirt. i wanted to wear it well into spring and i think it'll be just too warm. (i live in the northeast) i also felt that while it fit tts it had a more generous fit than what i expected, which was another negative for me. i wanted it to be more fitted to my body. however, i did keep it because