A-MAZ Automotive Shampoo is a heavy-duty wash which removes spots and stains not yet set in by the suns rays. This product should be used first before using the Automotive Finish Water Spot Remover. When activated by water this A-MAZ-ing wash removes grime, dirt, road tar, tree sap, bugs and bird droppings before they can damage the finish. It comes in (2) convenient sizes, 16oz and gallon. MSDS Sheet