Eski Snow is a PH neutral pre wash for removing road grime and grit prior to washing the vehicle to reduce swirls. Apply using a foaming gun and allow to dwell on the vehicle for as long as possible but not dry and rinse off using a pressure washer, Eski Snow will not affect polishes or sealants. Dilute from 1/1 for thicker foam to 10/1 for thinner foam.