Contractor-Grade Filler: This 60 ft. driveway crack and joint filler is designed for professional use with a propane torch or heat gun Durable Watertight Seal: Produces a permanent, patented, self-leveling seal that is 100% watertight, preventing water from seeping into asphalt and concrete cracks Versatile Surface Compatibility: Ideal for filling small cracks on asphalt and concrete surfaces, providing a long-lasting solution for driveways, sidewalks, and other paved areas Superior Material: Made of thermo-plastic rubber, ensuring flexibility, durability, and resistance to various weather conditions Easy to Use: Simply heat the filler rod and apply it to the crack, allowing it to self-level for a smooth and even finish Latex-ite Pli-Stix 60 ft. Driveway Crack and Joint Filler - Small Black is a contractor-grade thermo-plastic rubber designed for use with a propane torch or heat gun. It is a permanent, patented, self-leveling seal for small asphalt and concrete cracks. This product produces a 100% watertight seal.