The Backpack Tether features a durable nylon harness wrap with hook-n-loop attachment that can accommodate any style of shoulder strap with widths up to 3.75-Inch and is Modular Lightweight Load-carrying Equipment (MOLLE) compatible. When the device is detached from the hook-n-loop, the spine mount and adjustable (from 2-Inch to 14-Inch) lanyard cord ensure the device will stay with you at all times.