Bouncer's 'It's All White' Premium Snowfoam 500ml:

A mix of active biodegradable and environmentally accepted surfactants that will not strip existing wax or sealant protection. A pure, concentrated product used to remove grime and dirt prior to shampoo stage. Use via a snowfoam lance connected to a pressure washer. Fill 1ltr size lance with approx. 1 inch (100ml) of product, then top up with clean fresh water. Apply to car and leave for around 4/5 minutes to allow product to dwell and assist in dirt & grime removal.

Can also be used at 50ml to 1 Litre dilution rate for lighter maintenance washes. A 9/10 Trusted Car Products Approved status product.