PACIFIC DIAMOND 52" ABOVE-GROUND UNIBEAD STYLE LINERS BEAUTIFUL DESIGNER LINER EASILY INSTALLS ON BOTH OVERLAP AND BEADED TYPE POOLS! Upgrade your overlap style liner with a deluxe unibead liner! Unibead liners are easier to install then overlaps and allow you to have the beautiful designer border found only on beaded-type liners. The liner's J- hook simply slips over the top of your pool wall and hangs straight and securely into your pool. Our unique J-hook (unibead) liner will also fit pools with bead receivers. Unibead liners are constructed of top-quality vinyl and loaded with U.V. inhibitors to make them last for years and years. Standard gauge unibead liners are backed by a 15-Year Warranty.