Hi-Viz LiteWave H3 Tritium/Litepipe Night Sights, Fits Springfield XD/XDS/XDE/XDM, Green Front w/Orange Front Ring, Green Rear XDN521 New! LiteWave H3(TM) sight combines Tritium with the HIVIZ Litepipe technology for 24 illumination. Now you can have the advantage of day and night performance all in one sight system. All steel construction sight sets are rugged and durable" designed for the roughest use" whether it is personal defense and protection" Law Enforcement or Military.