♦ WPC is totally maintenance free and there is no painting, preserving or oiling required, WPC product can be cleaned if required with a cloth, a brush or with a light power washing. ♦ WPC will not splinter,not easy to get hurt. ♦ WPC can be chosen to suit the project with various profiles prevent you from slipping in wet climate. ♦ WPC is more dimensionally stable than solid wood and it will not shrink after installation. ♦ WPC does not warp, crack, or twist, WPC is resistant to decay by insect attack, fungi or other disease ♦ The environmental wpc is made of timber fillings and recycled plastics, so WPC is really recyclable product. ♦ Without preservatives and veavy metals ♦ less cost to maitain,almost none. 35% HDPE (Grade A Recycled HDPE), 55% bamboo/wood fiber (Professionally treated dry wood fiber), 10% chemical additives