... 100*400*15-25MM are avaiable. white quartzite slabs, wall panel/ledgestone:1.Natural finish.2.Regular size:150*600 ... Tailor-made size 3.Slate application: Indoor and Outdoor decoration, Garden, Villa wall decoration. 4.Available color: black, rusty, green, beige, yellow, ... etc.5.Slate pattern: slate tile, slate floor(paving stone), wall tile (ledge stone), mosaic tile, floor mat (flagmat stone), , ...