12", Tan Brown Charcoal Blend, Flagstone Ashland Retaining Wall Block, Free Standing, Creates Wall That Looks Just As Good From The Back & Front, Great For Sitting Walls Visible From Both Sides, Antiqued Stone Texture Front & Back, Seamless Pattern Eliminates Unsightly Gaps, Self Capping, Top Row Can Be Installed In A Continuous, Gapless Pattern, Eliminating The Need For Extra Caps, Straights & Curves, Create Straight Runs, Concave Or Convex Curves.