Fence caps are protective covers placed on the top of fence posts. They serve multiple purposes, including preventing water damage, reducing wear from weather elements, and enhancing the overall appearance of the fence. Available in various materials like wood, metal, and plastic, fence caps can be decorative or functional. In addition to protection, fence caps can also improve safety by preventing sharp edges on posts. They come in different styles and colors, allowing homeowners to customize their fences to match their landscape. Overall, fence caps are a simple yet effective way to extend the life of a fence while adding aesthetic value.