PackIt
PackIt is a brand the little oak tree. carries in Singapore. PackIt is known for their signature foldable, freezable bag that keeps food and drinks cool for hours—no ice packs needed! It is the smartest and simplest way to keep food and drinks cool anywhere. It's a foldable, FREEZABLE bag that works just like a refrigerator on the go, continually chilling items for hours. Best of all, it folds up for compact storage in your freezer and is ready to go when you are.