Strong Enough for Your Toughest Situations! Line: Line pans before cooking to make cleanup easy. Grill: Grill in foil packets to help lock in flavor and nutrients. Freeze: Freeze food in foil for superior protection from air to help prevent freezer burn. Reynolds in the Kitchen Wrap for Freshness: Wrap any size or shape sandwich or snack to hold it together & keep it fresh. Foil doubles as a placemat.