These XS flex power cables are XS Power’s flagship power cables. They are available in blue, clear, and black and come on 50 ft. spools. They are 100 percent pure oxygen-free tinned copper cables with a massive 4,704-strand count. These cables are far superior to other cables on the market and, like all other XS Power cables, meet and exceed industry standards. If you’ve bought a battery or charger from XS Power, then you know that XS Power has a reputation of manufacturing the highest quality batteries on the market. So, when you need cabling, make sure that you get these XS Power XS flex power cables.