Product Contents: You will receive 1 mailbox flag replacement kit, including 1 metal mailbox flag replacement, 1 red gasket, 1 card holder and 1 card strip. Sufficient to meet your needs. Please check this sign will fit your outdoor mailbox before purchasing. : Our mailbox flag is made of steel, not easy to break or deform, which can withstand hot and cold climates and can be used for a long time, you can use with confidence. Easy to Assemble: The size of this mailbox replacement flag measures about 17x5.3cm/6.69x2.08in, which is not universal, you need to make sure your external mailbox has 2 flag holes, one with a larger diameter of 1.2cm/0.47in and the other with a smaller diameter of 0.6cm/0.23in, otherwise it may not be installed. It is easy to install, you just need to thread the replacement red mailbox flag through the mailbox and secure it with the accessories. Gravity Design: The upgraded design reduces the wear of parts when using the mailbox flag, effectively extending the service life of the product. It sinks and stands upright through gravity, making the use process smoother. Wide Application: Our mailbox flag replacement can easily connect to most mailboxes. The red brick mailbox flag is modernized to match most types of mailboxes, replacing damaged or missing mailbox flag installed on bricks. Color: red Material: metal Product Size: 17x5.3cm/6.69x2.08in Package details:1 x mailbox replacement flag kit