Resealable. Zip-Pak. Cheesemaking since 1914. Straight off the block. Starts with fresh milk from US dairy farms. Per 1 Slice: 60 calories; 3 g sat fat (15% DV); 25 mg sodium (1% DV); 0 g sugars. Our natural cheese slices start with simple ingredients: fresh milk; cultures; enzymes & salt. Contains 0 g of lactose per serving. kraftfoods.com. 1-800-634-1984, have package available.