The Carbon Collective Ultimus+ Snow Foam Winter Edition is designed to penetrate and lift the type of stubborn dirt and grim that builds up during the winter months.The dense foam should be left to cling to your vehicle for ten minutes while it does its thing, prepping the surfaces for a contact wash.Using the chart on the label, you can adjust the pH levels to ensure maximum cleaning power when you need it.For a basic weekly wash, use 50ml of Ultimus+. 100ml for your monthly wash and 200ml for decontamination level cleaning before detailing work. It is supplied in a 2-litre container.Powerful & effective cleaning formulaDwells on surfaces for 10 minutes or moreAdjustable pH level for ultimate cleaning power