1) Material: The appropriation gypsum plank material 2) the surface handle: Import the PVC sticks a film 3) size: The 600 mmXs 600 mms(2'X2')600 mmXs 1200 mms(2'X4') thickness: 7.5 mms, 8.0 mms, 8.5 mms, 9.0 mms,9.5 mms 4) unit area quality: