This is the replacement shelf glass for your refrigerator. It is a pane of glass that measures approximately 31 inches wide and 18 inches long. The shelf glass for your refrigerator slides over the crisper cover and acts as a sort of lid. It also creates a shelf that you can place food and beverages on. If your current shelf insert glass is broken, this part is the appropriate replacement. Many of our customers have described this repair as easy. To complete the repair, simply insert your crisper bin in the bottom of your refrigerator and replace the glass.