Cedar Wall Panel include tongue & groove softwood Eco friendly easy-installation Cedar Wall Panelmaterial : chinese cedarthicknss : 12/15/18 mmwidth : 85/115/136/137mmlength : 1220/2440/1830/3050/3660/3695mmadvantage : easy installation ,Eco friendly ,resistance to moisture ,decay ,insect damage .usage : interior and exterior decoration , siding , ceiling and etc . Cedar Wall Panel