... environmental protection, economic resources2) similar appearance as log; less log problems3)anti-aging, reduce solar reflection4) dampproof, ... ) barefoot friendly,anti-slip,anti-UV, less cracking; less deforming6) paintless, no glue, less maintain, no pollution7) insects prevention ... , ants prevention, mildewproof, less rotten8) six colors available9) easily, conveniently ...