White vinyl flat post cap designed to give 5" x 5" fence or deck posts a clean finished top with low-maintenance outdoor performance. Fits external 5" x 5" vinyl posts and adds a simple flat profile for privacy fence, picket fence, and deck post installations. Water-resistant vinyl/PVC construction helps resist fading, discoloration, and warping. Features include a flat top design, square corner radius, maximum profile 4.990" square, 0.460" overhang, and 1.250" total height. Quick to install by sliding onto the post top. Made in USA. Suitable for fence or deck posts.