These Clear Line Seal Top Reclosable bags ( Freezer Bag ) feature a white write-on block so you can easily identify the bag contents. Use it to record date, lot number or other important information. The zipper type seal closes securely and is easy to open and close time after time. These bags are excellent for storing, displaying, protecting and shipping all types of product. Because they are made only with virgin resin, they meet FDA requirements for contact with food products. 2.7 mil thickness provides additional strength for heavier items or long term freezer storage Features white write-on block for easy contents identification Bags are packed in convenient dispenser pack Cases are bar coded and clearly labeled for easy identification Meet FDA requirements for use in food applications.