... ,Grey,etc Fineshes:Natural, Material Type: Black Square Slate Dish (Square Slate Dish,Slate Board)1.Resistant to Acid and pollutants 2.Thickness ... available. 3.Standard Size: 30X30CM ,25X25CM,20X20CM 4.Usage of Slate: Plate,Dish,Cheese Board,Sushi Set,Table ware,Dinnerware,Hotel ... Sponage/Rubber/Silicone Black Feet at the back of the slate.7.Quotation Term: ON BASIS OF FOB CHINA PORT,IN ...