Eliminate any unwanted glare / halo shine from the side of your NS 750 / 550. Also excellent for all NS750 / 550 IR (Infrared Illuminator) kits! Is that IR light spill washing out your night vision picture? The NightSnipe Halo shield is solution is your answer!! Made from a durable rubberized / silicone blend for pure silence, tight fit and easily folds / flattens for easy storage when not in use.