Simplify your cleaning. Solution is an advanced multi-purpose cleanser that will clean anything it touches. Its pH balanced formula delivers safe and effective results on nearly any surface. Solution can do this because it works by emulsification. This means that instead of “burning” off grime, which is ineffective and unsafe, it actually “loosens” the soiled area ensuring successful results. Solution is safe and effective on:  Leather Vinyl Plastics Tires Wheels Undercarriage Engines Paint Dilute Solution with water according to what task you're performing. 10:1 for light interior cleaning, leather and exterior paint prep. 4:1 for heavy cleaning on vinyl, and plastics. 1:1 for heavy duty cleaning, undercarriage and motor cleaning