Add a unique touch to your mail post with this low-maintenance PVC mail post-post cap. It is a great addition to your main post and also makes it more visible at night. It is compatible with Newport Plus, Westbrook Plus, Dover, Signature Plus, Rockport single, and Rockport double posts. The LED bulb of this solar mail post-post cap by PVC Mayne Inc. Will never need to be replaced and will remain cool to touch all the time, providing safe lighting that will not heat up or burn.