... glossmeter +90% 3.factory,ISO 9001:2 Name of commodity crystal white marble,marble,marble tiles,polished slab,marble floor tiles,Colorwhite ... Antico, Rosso Alicante, Beige Travertine, Nero Marquina, China Coffee, White Jade, Crystal White, Wooden Grain Yellow, Fossil Grey, Honey OnyxQuality control: Thickness tolerence ... 0mm Polished degree + 90 % up Good flatness Minimum color variation crystal white