Red are made of sturdy metal, can withstand hot and cold climates, 't fade from sunlight, and have a long lifespan. Easy to assemble and install: Our mailbox red flags are not universal, you need to make sure your external mailbox has 2 flag holes, the larger one is 1.2cm in diameter and the smaller one is 0.6cm in diameter, otherwise it may not have been installed; The installation process is very simple, you just need to thread the replacement red mailbox flagpole through the mailbox and secure it with accessories. Gravity design: The mailbox flag sinks and stands upright by gravity, making the use process smoother. The mailbox flag is less likely to fall down once it is erected. The new design will reduce wear parts during use of and effectively extend product life. Quickly attract attention and add color and vibrancy to your mailbox with a replacement flag kit. Wide range of applications: can easily connect to most mailboxes. red mailbox sign is modern and will match any type of mailbox, replacing a damaged or missing mailbox sign installed; Use a replacement mailbox sign to quickly attract attention and add color and vibrancy to your mailbox. Colour:Red Material:Metal Package Contents: 2 * metal mailbox flag replacement Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.