Is this ok for a carseat for a winter baby? I put DS in a fleece zip up (like a northface- but not) in the winter for his carseat. I never had to worry about when he was an infant because he was born in April!

If not this- any other ideas? My due date is 12/13 so it could be freezing!

http://www.carters.com/carters-baby-girl-jackets-and-outerwear-prams/V_127-908.html?dwvar_V__127-908_size=3M&dwvar_V__127-908_color=Color#cgid=carters-baby-girl-one-pieces&startRow=12&navID=header&start=18