ROCKSOLID® Paver Stone & Jointing Sand Binder is the ultimate concrete paver sealer. It is specially formulated to lock the joint sand between the pavers to create a longer lasting look. It penetrates below the surface while enhancing the natural appearance of the paver. It can be used with any colour paver, and is suitable for use on interlock driveways, patios, walkways and more. Application is quick and easy using a standard garden sprayer or paint roller.