The Architectural Mailboxes Oasis Post Mount Mailbox is a safe spot for your an ocean of uncertainty. This USPS-approved box has rubber-sealed delivery and access doors, a reliable cam lock, and a powder-coated heavy-gauge steel body that will stand up to anything. Stainless steel hinges and rivets round out this mailbox, capable of accepting parcels up to 12 x 11 x 3 inches or 12 x 5 x 5 inches. About Architectural Mailboxes Based in California, Architectural Mailboxes is the net result of two dedicated designers putting their heads together to create a superior product. Vanessa Taylor and Chris Farentinos are in charge, creating high-quality USPS-approved mailboxes with curb appeal that matches their functionality. You"ll find top-notch materials, unique colors and finishes, and both traditional and new designs. * USPS-approved heavy-gauge steel post-mount mailbox * Delivery and locking access doors with stainless hinges * Perfect for regular mail and small to medium parcels * Your choice of neutral powder-coated finishes * Dimensions: 20L x 13.7W x 18.5H inches