Binocular, Camera, Rangefinder Shoulder Harness Removes weight from neck & redistributes it across back & shoulders for a more comfortable carry Makes your optics feel lighter Prevents your optics from swinging around when youre moving, freeing up the use of your hands Quick-change snap hook system lets you easily change from camera to binocular or rangefinder in an instant The fully adjustable elastic straps absorb any jolts when you are walking. This eliminates neck and shoulder fatigue