PanSaver liners improves food quality, increases food yield, makes food safer, and saves water. Moisture contributes flavor and temperature to the food. Tests have proven that food held on PanSaver lined cooker is on average 8 degrees Celsius warmer than food held in a cooker without PanSaver. The PanSaver patented Contour-Fit eliminates folds in the liner from trapping servings. Also, since food cooked with PanSaver never touches the pan, the chance of surface contamination is eliminated. This great product can also saves water since it eliminate scrubbing, reducing operating costs. It is easy to use - just put the back in the roaster, put the ingredients and water in, let it cook, serve your mothwatering meal, and throw out the bag when finished. You will see that cleanup which used to be such a hassle is now a breeze. As the leader in creating disposable roaster and crock pot liners, Pansaver has become the go to company for all culinary proffesionals alike. Best of all, safety is of utmost importance, leading for it to be created FDA certified, NSF approved, KOFK Certified Kosher To Use, and Made In An ISO 9001 Environment .