Purple rain 3.0 from Autobrite Direct is a gel based fallout remover. Being gel based means this products sits for longer once applied, allowing for maximum time to be spent working away and breaking down contaminants that are present on your wheels and paintwork. When applied the product is pink in colour but will change to a purple/red when it reacts with contaminants.Purple rain is pH balanced (pH 6-7) and is safe to use on all exterior paintwork, glass, clear coated alloy wheels, staniless steel, plastic panels, aluminium alloy wheels (not bare aluminium) and even suitable for use on rubber.Simply spray on, watch as the colour changing formula reacts to contaminants and then rinse off after a short amount of time. Its important to no let this product dry out completely as staining may occur.Available in 500ml.