Very low stretch with a variety of usesThis spiderweb sized, high-performance line has a Dyneema SK-75 core inside a polyester double braid cover that provides superior strength for its tiny diameter. It is flexible, yet firm enough to be led through small leads, micro blocks and purchase systems and is also a great choice as sail ties for the performance Opti sailor. Best Use: Performance dinghy cascade systems and control linesConstruction: Double braidCover Fiber/Construction: Polyester braidCore Fiber/Construction: Dyneema SK-75 braidStretch: 1.6% at 20% of breaking strength