Kellsport has been proudly manufacturing high quality heavyweight sweatshirts in the U.S.A.  for almost 40 years. All of the material that goes into the construction of a Kellsport sweatshirt is Made in U.S.A.   The yarns we use are blended to our specs by yarn spinners that we have had long standing partnerships. Each sweatshirt is cut by hand, and sewn by experienced craftsman. Sweatshirts are the only thing that we have manufactured since the day we started.  Kellsport heavyweight sweatshirts are known to be the worldwide standard for the best quality sweatshirts on the planet.