Clearly Better Glass Cleaner. 24oz Bottle Surf City Garages glass cleaner is streak free. But that is just the start. It is powerful and undiluted, so it cleans without any ammonia or alcohol. And no ammonia means no more ruined weather stripping or tinted windows. Plus, it is safe for all surfaces, including plastic and Plexiglas. So why use any other glass cleaner, when you can do Clearly Better.