... made of wood and polymer, it is water friendly, 100% recycable, easy to install, guarantee for 10 year Item code: BR-100H50A ... sizeFormaldehyde free. Pb free .Hg free. hazardous material freeEasy to installation.With anti-UV formula, suitable for outdoor use. low ... anti-mouldy.anti-skidprofile size :2500mm*100*50mm WPC rail, wood plastic composite rail, 100*50mm,easy to install,guarantee for 10 years