23 concave /convex/flat turned & carved wood tiles, framed and mounted. The woods are; Red Gum burl (Australia), Big Leaf Maple burl (Calif.) Claro Walnut burl (Calif.) Ambrosia Maple (NC), Buckeye burl (Calif.), Brazilian Rosewood, and Curly hard Maple (NC). Buffed acrylic lacquer finish. Dim 54”L X 20”W X 3”D