iCOOLer Freezable Lunch Bag, Large, Black iCOOLer is built-in with non toxic re-freezable gel packs in all six sides of the lining keeps food item fresh from all sides. iCOOLer is an exciting patented new product,iCOOLer eliminate the use of ice pack, iCOOLer is incredibly easy to use, simply fold and place iCOOLer in the freezer overnight and it's ready for use in the morning Freezable gel packs keep food refrigerator-cold and fresh for up to 8 hours. Name tag lets you write in your name.inside clip elastic hold food items secure