Tunnel Portals, Retaining Walls, Culverts, and Roads reinforce natural terrain contours and add functionality, realism and interest to your layout! ~ Use Retaining Walls alone, installed adjacent to each other to create straight or curved walls or use with Tunnel Portals. ~ Cut to varying heights to create stepped, winged walls. ~ Color with Earth Colors Liquid Pigments. 4 15/16″h x 2 11/16″w.
