PackIt creates smart, unexpected cooling solutions that have revolutionized the way millions of people chill food and drinks on the go. Our products have become the number-one choice for those who demand more from their coolers, and we’re meeting that demand with exciting new developments this year. - Built-in freezable gel keeps items cool for hours - To use, simply fold the PackIt lunch bag flat and store in the freezer overnight (12 hours) - Made from nontoxic poly canvas; food-safe water-resistant lining. - Collapses flat and freezes overnight. - Rectangular base holds various container sizes and bottles. - Comfortable shoulder straps.