Dura-Trel 11178 Providence Arbor, White 20 Year Warranty; 100-percent maintenance free; PVC vinyl will not crack, fade, peel or discolor Easy to Assemble; pre-cut and pre-drilled holes with all hardware included Easy to Install; 16-inch steel ground anchors included Inside dimension:42 in. W x 78 in. H x 22 in. D; Outside dimension 64 in. W x 85 in. H x 28 in. D 2 by 2-Inch posts with pergola style arbor top