.Size: W 390 × H 360 × D 210 mm The plastic letterbox is influenced by classic fashion and has a special design. The plastic letterbox has special function include: 1.Water-proof construction. 2.UV protection withstands extreme temperature. 3.Mounts on house or post. 4.Extra large capacity. 5.Rust-resistant. 6.Mounts on house or outdoorfence. 7.Material: plastic case plate (plastic),More durable and cost- effective than wooden letterbox.