Craftsman's Choice Age Stop is a proprietary blend of several different ingredients which contain UV  (Ultra Voilet) inhibitors which when applied to various items such as leather vinyl and plastics will provide additional protection against fading and staining.  Age Stop is a topical coating that you will spray on to the surface that has been completely cleaned and where any types of repairs have been completed. Apply two light misting coats going in perpendicular directions to insure full coverage making sure to dry each coating before you apply the next. You will fall in love with this product and the added protection it gives to your vehicle interior!