Sturdy, disposable bags are easy to open & easy to fill. Their unique interlocking zipper seals securely; locks in freshness & protects foods from drying. Designed for saving space while storing food, portion control, food preparations & transportation. You can write on the labels for easy identification & date coding. Dispensing cartons are color-coded for kitchen organization. Bags are microwave safe & manufactured to meet FDA requirements. Triple System SealFeatures an extended tab, easy grip texture & a double zipper. Application: Food Storage Bag; Capacity Range (Volume) [Max]: 1 gal; Thickness: 1.75 mil; Grade: Super Extra Heavy-Duty.