AA 4-inch and 7-inch lengths for passenger car and light truck, 1/4 inch injury. With over several million sold, the American Automotive "temporary repair" SHUR-SEAL brown string insert is the industry best when it comes to brown string inserts.

It is 100% self-vulcanizing, made of specially compounded synthetic cords, and mixed with formulated cement. With manufacturing and quality control both located in the United States, you can feel reassured that you are receiving a robust and capable product, designed to last.