Tent cords lose elasticity over time, so, to have a shelter ready to withstand almost anything out there, replace the slack ones in your kit with this silicone-based set. Made out of high-quality materials, these shock cords last longer than standard rubber and stay strong and firm in temperatures down to -40?? F. . With a strong silicone core. . Lasts longer than rubber. . Stays firm down to -40?? F. . Comes with instructions for replacing tent pole shock cords. . Imported. . 40818058343 30053500006 5834