Armor All Snow Foam Wash intense foaming car wash clings to vehicles throughout the wash process to actively loosen dirt for safe, effective cleaning. Clinging foam sticks to vehicle throughout the wash process. Long-lasting foam contains hydrating agents that help foam stay wetter, so suds last longer. pH-balanced formula is safe for use on wax and sealant coatings. Hand wash or use a foam sprayer for thick, long-lasting foam formulated to help keep cars looking their best.