Outdoor WPC Flower Box --- CE/ISO a)HDPE Plastic&Wood b)Low maintenance,easy ... c)Waterproof,Anti-Aging d)100% recycled Easy Install Outdoor WPC Flower Box for Decoration Size: 1100 * 1100 * 800 mmDeck: SolidUsage: OutdoorTechnics: Extrusion ... maintenance cost 9. Anti-slip, less cracking, less warping Geli wpc decking is made with proprietary technologies unique in the industry ...