Repairs punctures up to 1/4” using Fibro-Seal technology. Formulated and tested for use in all pneumatic tires. Remains liquid and will not harden or dry out for 2 years. As treated tires, rotate centrifugal force pushes the sealant to the tread area, creating a layer of protection, repairing punctures as they occur, or treating existing punctures. Not intended for use in tires losing pressure from side wall punctures, bead leaks, damaged rim or faulty valves. Recommended as a repair only in high speed, over-the-road tires.