German Pre-War Grain or Flour sack

German WWII pre-war early Issue grain sack or Flour sack.  Large canvas bag in an off-White color, shows storage stains and normal use.  Has the light blue stripes and on the front the Imperial eagle in Black and on the back the makers name "H. Vpfl."  and the date 1936.  Measures 40X26 inches.   Early date and one small hole, but very small.