Our pieces are constructed from premium grade, southern yellow pine that is pressure treated for residential outdoor wood that leaves wood with a natural appearance. This wood is resistant from termites and rotting. Outdoor wood can be painted or stained and is more economical than durable grades of redwood and cedar, or plastic composites. It's made from renewable resource that's treated to last for decades, reducing demands on forests. Wolmanized outdoor wood is environmentally responsible, uses common species of rapidly replenished trees, preserved in a nonpolluting, energy -efficient process that reduces demand on forest resources.