Windowpane (Stocked in Japan) Size and Surface Configuration Tile size4" x 8" (97 x 197mm) 1 piece = 0.21 sq.ft. MaterialGlazed Porcelain TrimNA Wp 1 Wp 2 Wp 3 Wp 4 Note: The colors in the photos differ from the actual products. Before purchasing, please order samples to confirm the color, surface configuration, and shape.