This is the evolution of Rain Drop 'Bazooka' - coating both body and glass at the same time. The newly developed Tornado Vortex Head (TV Head) increases speed and ease of application. Just spray and wipe to activate the G-RAS shield effect, boasting a dramatic improvement over existing technology to provide 5 months of deep shine and hydrophobic protection on the body, and 3 months of rain repellence on glass. When empty, simply remove the TV Head and replace the cartridge with the large volume refill. Product Data Quick Detailer Bonds quickly to paintwork with a simple spray and buff Provides super-hydrophobic Protection Durable Protection last up to 3 months on body and 2 months on glass Water Beading Protection Can be used on all exterior surfaces Protects vehicle bodywork against damage caused by the natural environment 300ml will treat 4 mid-size vehicles.