I had a guy come into my shop and sold me some "Fukkenwax" which is used on all the surfaces ,glass as well as chrome,it works like they say,takes bugs off etc,
www.fukkenwaxit.com .In an aerosol can so it is easy to keep in the trunk.The can I have cost $20-00 and I have used it to polish maybe 10 cars so far and its still half full.I like it