iMustech Mailbox Numbers, 2 Pcs/Set Solid Self-stick Number 0 for Mailbox, Door, Apartment, Hotel, 2-3/4 Inch, 3D Metal Brass Size: These solid brass number are 2-3/4 inch height, 1-3/4 inch width and 1/4 inch thickness. Please measure your mailbox before placing orders to avoid wrong size. Package: It comes with 2 pcs identical numbers.If your mailbox number is 668, please order number #6 and number #8. All this adhesive numbers should be ordered separately and checked out at one time. Material: iMustech apartment numbers made from solid metal brass. Nice 3D shape, extremely durable withstand the harshest conditions. Keeping shining for a long time. Self-stick: The door numbers come with a paper backing and 3m adhesive tape with adhesive backing. Just Peel off the 3M tape on backside and stick on the surface. No nails or screws is necessary. It is convenient and easy to use. Application: 3D solid brass numbers can be applied to any smooth & clean surface. (mailbox, signs, wood, plastic, window, glass, door, cars, metal,etc.) Use as door number, hotel number, apartment number, address number and more.