Beautify your deck, fence, mail box with Art Line"s new Ornamental Polystone Post Finials. Combining exclusive architectural features with timeless beauty or tradition, they will bring years of unmatched durability while complementing your home, garden, mailbox post, and business. Fits standard flat or beveled top 4 in. x 4 in. posts. No tools required. Simply attach to the post with a weather proof adhesive.