Flectarn Gore-Tex or Sympatex Rain Parka
All Bundeswehr attendees are required to have a German Sympatex (often sold as Gore-Tex)waterproof/breathable parka. These are often sold as a set along with pants which are good to have along as well but are not required. The standard cotton parka is not a rain parka and does not meet this requirement.
Sympatex Parka Sizing
These are sized the same as the body armor: