I've worn CC shirts for a few years now, and liked them a lot. It was time to add one, so I bought the same size as before, but these do NOT fit the same as before. I noticed they went from being made in China to made in Vietnam, so I assume that's when it happened. The medium fits more like a small--tighter, shorter, but oddly still with long arms. I've returned and order a Large, and it fits almost exactly like the previous mediums in the body, but a little shorter still with longer arms. So, See full review