This is the replacement crisper pan cover for your refrigerator. It is made of white plastic and measures approximately 26 inches wide and 19 inches long. The crisper cover fits on top of the crisper pan, and acts as a shelf to store items on top of the crisper. The main reason you would want to replace the crisper cover pan would be if the previous cover pan was cracked, damaged or missing. To replace the crisper pan cover, simply slide the old cover out, and replace it with the new one. This part is sold individually and is an OEM part from the manufacturer.