Wing walls are used on bridge abutments and tunnel portals to support the side of the earth on either side of the abutment or portal. This kit contains two straight and two angled walls, printed in "bone white" which resembles an aged concrete color. The image shows one of each type, two of each are included in the package.
The straight wall is 4.5" high by 2.5" wide. The angled wall is 4.5" tall at the peak, 1.25" at the short end, and 3.625" wide. Both walls are about 0.375" thick.