Strukture 20ft Speaker Cable 2pk, 16 gauge, 1/4" connectorsWe selected the top selling cables in the industry and eliminated as much packaging cost as possible without sacrificing quality. The rubber outer covering is reinforced by a state of the art shrink wrap sleeve to resist separation at the termination points. Finally, we use the highest quality solder connections, which are protected by a thick ABS inner sleeve, to create a cable you can count on. High quality rubber outer covering State of the art