Jones wonders what the difference is between British parachutes and Nazi parachutes. Mainwaring's memo tells him that British parachutes are white, while Nazi parachutes are a dirty, creamy, off-white.
Jones questions the difference between British and Nazi parachutes. According to Mainwaring's memo, British parachutes are white, while Nazi parachutes have an off-white coloration that is slightly stained or dirty.