The Shelf Liner is made to provide cleaning and protection to the cabinets from dent and moisture. It assists in protecting the cabinets against water rings & stains. This is also needed to clean the bottoms of bottles as well as jars. Shelf Liner is needed to clean the kitchen surfaces as well as small countertop appliances. The liner is needed to catch the crumbs as well as other messes. It has the capacity to resist the mold and mildews.