Singing Rock Has Developed An Optimal Balance Between Strength, Weight And Durability. These 11mm Dyneema? Slings Are Strong And Durable. Express Slings Are Sewn To Be Used Safely As Quickdraw Slings. All Others Are Open Slings. Assorted Colors.table.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }