A high efficiency (HE), 2-part sprayable silver system which produces very clear bright silver. It is good for first surface and two-way mirror applications. Will produce clean bright film on glass, resin, and most types of plastic. Silver will not burn from over-application.Kits include He-300 A Silver Solution, He-400 R Reducer Solution, and #93 Sensitizer. Please refer to TDS and/or application instructions for details on how to apply. Recommended Supplementary Solutions: #87 Degreaser, polishing compound of choice, and mirror backing paint of choice