Components include...

• 8x 1x1 35mm Corridor
• 4x 1x2 35mm Corridor
• 4x 1x3 35mm Corridor
• 3x 1x4 35mm Corridor
• 4x 1x1 Dead End 35mm Corridor
• 6x 1x1 Corner 35mm Corridor
• 6x 1x1 Tee 35mm Corridor
• 6x 1x1 Cross 35mm Corridor
• 1x 3x3 One Door 35mm Room
• 1x 3x3 Two Door 35mm Room
• 1x 3x3 Three Door 35mm Room
• 6x 35mm Blank Blast Door
• 6x 35mm Single Wide Door Base

That's over 50 re-configurable pieces!

The Litko Corridor System is made of laser-cut plywood. Comes unpainted.