Retaining Walls are highly-detailed castings made from high-density Hydrocal. The styles include concrete, random stone, cut stone and timber styles. Retaining Walls are ready to stain with Earth Colors Liquid Pigment and hold back debris along railroad rights-of-way. They can be used individually and in groups and can be modified to create stepped wing walls or curved walls. Available in HO and N scale. 5 1/4"h x 3"w