Reply To: Christmas/winter display discussions Home › Forums › LUG discussions › Christmas/winter display discussions › Reply To: Christmas/winter display discussions October 7, 2013 at 5:34 pm #3579 TimModerator In looking at Tony Sava’s Polar Express, his passenger cars are about 40-42 studs. Did you use a yellow light brick inside the passenger car to make the windows look trans yellow? Or did you use yellow celophane?