The HIVIZ LiteWave H3 Tritium/Fiber-Optic Sight Set for Glock combines the brightest in fiber-optic capabilities with the light-emitting benefit of tritium into one sight set, bringing 24-hour illumination. There is the advantage of day and night performance all in one sight system. These sight sets are rugged and durable, designed for the roughest use, whether it is personal defense and protection, Law Enforcement, or Military.