Question: what ingredients are in rain x?
Answer: Ethanol. The active ingredients in Rain-X work only if applied to a clean, dry surface. ...  Isopropanol. Rubbing alcohol. ...  Polydimethylsiloxanes (PDMS) ...  Ethyl sulfate. ...  Chlorotrimethylsilane. ...  Siloxanes and silicones, di-me, hydroxy-terminated.