Modern and cosmopolitan, the London Arbor provides the perfect enhancement to the beauty of your yard and gives your property an added edge. Made of premium weather-resistant vinyl, the London Arbor is maintenance-free: You’ll never need to stain, paint, or maintain your arbor again! You get the classic look of wood without the headaches. Just the occasional rinse with a garden hose is all you need to do to keep your arbor looking great year after year. Arbor opening is 42” wide and posts are 1.5” x 1.5”.