Wood plastic composite materials are made of thermo-plastice ( PE ) and woodiness fiber (wood dusts, wheat stalks, etc.) wpc decking supporter1)Size:38*38mm 2)Weight: 1.26kg/m 3) Color: available4) Application:decking ,flooring supporter5) Water and corrosion resistant, alkali-proof, moth-proof, stainable and malleable, low pollution risk and odor-free decking supporter,WPC decking supporter