Okays moms, we’re driving 11 hours to visit my family for Christmas. My son has been supplemented with formula since he was 4 weeks (he’s 12 weeks now), and we’ve decided for the ride we’re going to use the ready to use type:

From what I understand with this stuff, it needs to be refrigerated after opened? So should I just keep it in a cooler?? We just figured it would be easier than having to use powder. Only downside is that I won’t have a way to heat it up!