How To Dress Baby For A Car Seat In Winter Baby, it's cold outside! Time to dig out your favorite winter attire and bundle up. Just remember cozy coats may keep little ones warm outside, but in the car seat, Cold mornings mean cold cars. But bulky coats don't belong in car seats. As the temperature drops, dress your child in a thin layer and put a coat or blanket over the Parents, Please Stop Covering Your Baby's Face! With Care I Education + Inspiration From Pregnancy Through Parenthood