... maintenance.4.Its lifespan at least 20-40 years in the outdoor weather condition5.Outstanding screw and nail retention/ Great Compressive ... and appearance, Multicolor, and can paint or no paintApplication:Used in outdoor,i.e. the sea, port, the lake,garden,street , ... which has keel underneath to support. imported high quality lacquered. outdoor stage platform/platform ladder/outdoor stage platform-30