The NVG lanyard is designed for prevent night vision goggles falling down when accidental release or mount failure happens. The night vision goggle lanyard is built with 32" long bungee cord and adjustable two hole cord lock which allows you not only securely retain NVG but also mount tourniquet on battle belt, push-to-talks on tactical vest, etc.. The elastic retention bungee cord is hook and loop velcro attachment. You can attach it on any hook and loop velcro surface. Measurements of NVG lanyard: 2.79" Max. length and 1.85" width. Weight: 0.37oz. Optional color: Multicam, Black, Ranger green and Coyote brown.