... kinds of floor tiles, public pavings, indoor and outdoor wall tiles, background wall tiles1.Types:roofing slate,flooring slate, paving slate,slate ... ,Rusty yellow,Mixed color etc.3.Shapes:Square,Rectangle,U shape,Rectangle with angle cut,Triangle etc.4.FinishTop surface natural/honed,four ... ,400X200mm thickness:7-10mm/8-12mm Roofing black slate tile U shape