1.wpc louver 2.non checking ,Wood plastic composite 3.CE and ISO 9001 4.sun shading 5.non pollution easy install Description wpc size ,length: design according to customers need. color twelve available colors: Deodar color, golden wingceltis color, inferior to pomelo color , strong pomelo color, cherry color, red wood color ,congo red color ,purple wingceltis color,old wood color ,walnut color, ...