• Easy to color plaster casting
• Two portals per package
• Outside measurement: 3-1/4" x 2-11/16"
• Inside measurement: 1-7/16" x 1-7/8"

Models sturdy rock tunnel portals for any N scale layout. Color with Earth Colors Liquid Pigments.
Outside:3 1/4"w x 2 11/16"h
Inside: 1 7/16"w x 1 7/8"h