... .hand made and inspected each pc 4.lowest breakage black blue slate roof1.size 600x300mm;thickness 5-7mm or 6-8mm;2 ... application and decoration;1)characters:durable, flexible, high compressive, beautiful color, frozen resistant,low water absorption;2)Usage: a great choice ... for patio, garden flooring, and walkway, wall decor;3)Colors: black, blackrusty,yellow,tan, rusty, grey,green and so on;4 ...