The Quadlock Lanyard is an accessory designed to provide additional security for higher energy activities when using a Tripod or Selfie Stick. It features a slide adjustable wrist loop that allows you to adjust the length of the lanyard according to your preference.To use the Quadlock Lanyard, you attach it to the end cap of your Tripod or Selfie Stick. The end cap typically has a small opening or attachment point where you can secure the lanyard. Once attached, you can slide your hand through the wrist loop and tighten it to ensure a secure fit.