... chemical additives( such as anti-UV, stabilizers, colorants,coupling agent ,anti-fungus ect.) AccessoriesPlastic / ... : 100% recycled ,environmentally friendlyLook and feel like real woodanti-UV, anti-impact, anti-moisture ... Design Feature:WPC as a new type of environmentally friendly composite materials, with high strength,impact resistance,non-deformation,waterproof, anti-corrosion,anti-moth,anti ...