... % poplar wood powder (professionally treated dry white poplar wood fiber) 10% chemical additives (Anti-UV agent, Anti-oxidation agent, stabilizers, colorants ... , reinforcing agent, lubricants...etc.)Product Details: Product NameRecycled WPC wood plastic wall claddingSizes128x23mm, 130x14mm, 140x21mm, 150x20mm, 157x21mm, 185x30mm, 225x16mm, OptionalLength2.2m, 2 ...