20” x 23.5”. Due to large size, bag must be folded in half to be shipped. If creases present upon receipt will bother you, please refrain from purchasing. To remove creases, if desired, you may cover the bag with fabric or some sort of cloth, and iron them out with low heat.
My Frat brothers were impressed with the jacket as well as my D9 colleagues that I work with. One 9 them mentioned the need to step up their gear game as well as an envy regarding the amount of gear I've attained as a neo.