Tool Tail Detachable Loops for Tool Lanyards simplify exchanging tools while using your tool tethering lanyard (not included). Buckles are approved to ANSI/ISEA 121-2018 standard for dropped object prevention. Energy-absorbing cord is made with tubular nylon webbing for enhanced durability. Lock stitching at both ends provides extra security. Tool tails are third-party certified to a 2:1 safety factor with a maximum safe working capacity of 5 lb. Buckles attach to Squids 3102 Tool Lanyards (not included) for quick tool exchanging.