The product is a set of heavy-duty jumper cables with copper clamps, designed for automotive use. This particular set of cables has a 6 gauge cable gauge and a length of 12ft. The cables come in a carrying case for easy portability and storage. The manufacturer, 3M, ensures quality and durability for all your automotive battery boosting needs. Perfect for jump-starting vehicles and testing batteries, these cables provide a reliable and efficient solution for any vehicle maintenance or repair.1