slate, can be make into slate tray,in the bottom of slate tray,there are four foot pad.top surface is natural,thickness is 5mm Black Slate Plate1.model no:s19162.product name:black slate tray3.brand-name:montary4.material:natural slate5.place of original:china6.color:black7.surface finish:natural finish,machine cut etc8.application:tray etc9.supply abilty:60,000pcs/month10.delivery time:within 10 ...