DMM 11mm Dynatec Sling Blue 240cm. It also absorbs less water than nylon. An important consideration for winter climbing. The retainer at one end helps maintain the correct orientation of an attached carabiner such as when used for clipping the rope into the quickdraw as a runner. Specifications for DMM 11mm Dynatec Sling: Manufacturer: DMM Fabric/Material: Dyneema Features of DMM 11mm Dyneema Sling: Light and strong Sold Assorted Package Contents: DMM 11mm Dynatec Sling DMM SP11240BL: 11mm Dynatec Sling Blue 240cm