anyone tried storing breastmilk with daiso Styrofoam box with ice pack inside? will it be lasting than using cooler bag or cooler bag is better? in dilemma...

I use a packit to bring my breast milk around

I think a freezer would be a better option?

daiso styrofoam box is good for travelling

you should also stock up on daiso ice pack

I've never used the daiso styrofoam box