... of safe, environmental, healthy, non dust, noxious free, moisture, sunken-resistant and easy cleansIt is an economical, elegant, fashionable, ceiling decorative ... : Materials: paper-faced gypsum board with/without aluminum foilSizes: 595 x 595, 595 x 1,195, 600 x 600, 603 x 603, 603 x 1212 , others sizes ...