slate plate split surface or honed surface coulor :black edge; cut or natural durk black slate platesize ; 30X30cm ,25X25CM,20X20CMaccessories; 4 EVA sponage/rubber/silicone black feet at the back of slateslate thickness: 4-6mm,5-7mm,6-8mm,7-9mmslate material: resistant to Acid and pollutants4pcs or 6pcs for one sets slate plate1.it has own unique texture, it's a wonderful material for plate2. ...