The Bassface Evo Speaker cables are manufacturerd to the highest possible standards using pure OFC copper cable. The extremely high strand count ensures the largest possible surface area for maximum performance. Sizes are of course 100% accurate. The cable is a joy to work with and will enable extremely neat installation because of the soft pliable nature of the sheath. There is no doubt at all that Bassface Evo will not be the cheapest cable on your comparison list but we can assure you it will be money well spent in terms of delivering those big volts to the speakers!