Bamboo arbor (pergolas,flower supporter, grape supporter) are made of original natural bamboo, Our Bamboo arbor (pergolas,flower supporter, grape supporter) are made of original natural bamboo, the joints are connected by bamboo dowels ,glued and hammered in to form a strong and long lasting structure. . BFS-2 arbors features with seat, 18" side panels, 60" wide and 80" high. BFS-01,03 has curved ...