Combining high strength, low stretch and light weight, Dinghy Control line is ideal for uses such as main and jib halyards and downhaul/outhaul control lines. The braided polyester cover gives comfortable handling and the braided Dyneema SK-75 core provides strength. Each fiber in the core is impregnated with Roblines unique S.Y.I.S. treatment for improved core-to-cover grip. In addition, the cover can be stripped to save weight and decrease the diameter. Cover fiber/construction: 32-plait polyester braid. Core fiber/construction: 16-plait Dyneema SK-75 with S.Y.I.S. impregnated yarns. Stretch: 0.76% at 20% of breaking strength. All have ShWt of .1lb. per ft.