Permaloc 11450-015 Proline Mill Finish Garden/Landscape Border Edging Engineered to maximize design sustainability and provide long-term durability by withstanding demands of residential and light commercial landscapes Unique, stakeless connection system snaps down to permanently interlock adjacent sections - eliminating horizontal separation or possible weak points Includes heavy-duty 12" interlocking aluminum stakes that securely anchor it into the ground, providing long-term durability and easy installation