Gibraltar Classic Mailbox Post Mailbox and post combo is made from impact resistant heavy-duty plastic with a double-walled construction. In addition, an ultraviolet inhibitor helps the unit retain its performance and resist fading for a long time. Features a rear door for access and safe mail retrieval, keeping children and adults safely away from traffic. Large capacity for high volume mail deliveries, various mail types, and allows magazines to lay flat inside. Unit easily slides over a new or existing 4x4 post not included . Color Mocha, Material Plastic, Newspaper Holder No, Mailbox Width 10.2 , Mailbox Height 49.9 , Mailbox Depth 22.1 , Post Size 4x4 not included , Weight 12 Lb., Pkg Qty 1, Package Type Box