not insulated enough in the absolute, but for a short time it is ok.

With three ice breads, a deep, the other two on the sides, plus a foam plasitique in what I cut round to wedge six bibrons medela-calmed 150ml, it allows me to carry Chezmoi to visit maternal assistant breast milk that must be kept cool to be in the consomé journé. However, once at the childminder, the whole is immediately put in the refrigerator; I doubt it cooler bag + ice packs allow me to store breast milk 12:00 in good condition. the use I made, it's ok, but vigilance of all m ^ me for other uses.