Post Office

6″x6″x6″ Used for postal shipping

8″x8″x8″ Used for postal shipping

10″x10″x10″ Used for postal shipping

12″x12″x12″ Used for postal shipping

15″x15″x15″ Used for postal shipping. (2.0 cubic feet) U.S. Post Office maximum size for International mail.

18″x16″x10″ Used for postal shipping. Approved for Post Office International mailing.

20″x20″x10″ Used for postal shipping. Good size for computer tower.

24″x16″x12″ Used for postal shipping