The Burly Bear's Catfish Mailbox is great for any lover of Mr. Whiskers. Designed to fit on standard 2x4 or 4x4 post. High impact poly construction with UV protection to resist fading. Comes complete with tamper resistant mounting hardware. Approximate size 29x 13 x 8. Cannot express ship to Alaska, Hawaii or Canada. Please allow 1 to 2 weeks for delivery.