This adorable square shaped Blue Bird House is both beautiful and functional with one compartment and one copper portal for blue birds to enjoy and a lovely copper raised seam Hip Roof. Durable PVC construction will withstand harsh weather. Comes with attached decorative brackets and removable roof for easy cleaning. Fits on 4" x 4" vinyl sleeve post which fits over 3 1/2" x 3 1/2" wood post (not included)