... 70x70mm,90x90mm,100x100mm,120x120mm 1200X1120mm Waterproof WPC Material for Garden Railing Sizes:70x70mm,90x90mm,100x100mm,120x120mm,140x140mm,200x200mm48x20mm, ... of the products, it requires no complicated installation tools and accessories,and all these minimize the cost of ... What is WPCSinywon WPC(Wood Plastic Composite) is mainly made of natural fibers and plastic(main HDPE), and antioxidant,UV ...