... , can according to need different thickness and density, production of color. Common basic specifications for 500 x 500 mm, thickness 15 ... -25 mm, 25 to 50 mm, color with red, yellow, green, blue, grey, black, etc.Product features ... pollution, mouldproof, don't be microorganisms.6, norms diversity, color is rich, do not glance, facing beautiful and easy, can be combined ...