Repair cracked and damaged concrete surfaces with Black Star Perfect Patch 100% Epoxy Repair Kit. Consisting of a durable epoxy resin, the kit can restore and even exceed the strength of your original concrete. The formula is a 3-part mixture consisting of the epoxy resin, a hardener and an aggregate, ready for application. Apply the epoxy to your surface with a trowel, hand tamp, or roller to ensure an even coat is applied. Use caulk to fill cracks and holes and to smooth over uneven surfaces. The formula dries in 4 to 6 hours and is ready for traffic in 12 hours. Once fully set up, your patches can even support forklifts supporting up to 10,000 pounds, making epoxy perfect for both residential and industrial applications. Use it to repair walkways, stairs, streets, walls, ramps and any other indoor or outdoor concrete surface. Restore your aged and damaged concrete walkways today with Black Star Perfect Patch 100% Epoxy Repair Kit.