Designed to fit around post that is already installed. You can install the 2 piece post skirt (base trim) around a post that has been installed. The 2 piece post skirt snaps together for a clean looking installation. Made of PVC material. Description: 4″ Two Piece Post Skirt (will fit a 4 inch square post) Available in White or Tan Inside corner radius: 0.125” Total height 1.30” Overall outside dimension: 5.49” 5″ Two Piece Post Skirt (will fit a 5 inch square post) Available in White Inside corner radius: 0.156” Total height 1.000” Overall outside dimension: 6.630”.
