Keep your drinks and food cold for longer, in your cool box and lunch bags, with these great slim re-usable ice packs These great handy ice packs will keep your food frozen & your drinks lovely and cold for several hours. No more warm soggy sandwiches or disappointingly warm cans of soda on a hot summer's afternoon, these ice packs are the essential accessory to fresh and chilled food and drinks. These ice packs come in packs of 6