Do you need more room this parcel mailbox can easily hold up to two weeks of mail and parcels all in a locking box. The allux 500 is a wall mount top loading locking mail and parcel box. Made of strong, galvanized steel it has a top loading letter/parcel flap with soft closing mechanism: elegant and silent. Your mail will always be secure because the retrieval door is fitted with a heavy duty ruko lock and the mailbox has a hopper mechanism like the ones found inside usps boxes. The hopper runs close to the back side of the mailbox which prevents anyone from reaching down into the mail area. Parcel opening: 10-1/4 inch x 4 inch x 11″. mailbox: 15 inch x 20-1/2 inch x 10″. mounting hardware is not included.