Shelf-W Matte Black Color-Coated Aluminum Curve Wall ShelfShelf W is a rectangular shelf for tiled walls. It features a double anchoring leg that is embedded in the thin set during tile installation. Shelf W is available in 7 different finishes in the Floral and Curve Style designs. Made of aluminum in a matte black finish Curve style design Double anchoring leg for installation with the tile Dimensions are 11 13 16 in. x 4 1 2 in. Shelf thickness is 5 32 in. Coordinates with the Kerdi Drain style grates